Willkommen bei Dr. Bennett – Gehirn & Gedächtnis 🧠
Auf diesem Kanal erfährst du, wie du dein Gedächtnis verbessern, dein Gehirn stärken und Alzheimer sowie Demenz vorbeugen kannst – besonders nach 60.
Viele Menschen bemerken erste Anzeichen wie Vergesslichkeit, mentale Müdigkeit oder Konzentrationsprobleme. Doch die Wahrheit ist: Dein Gehirn kann sich verändern – wenn du weißt, wie.
Hier zeigen wir dir:
✔ Gewohnheiten, die dein Gehirn zerstören (und wie du sie vermeidest)
✔ Die besten Methoden für effektives Gedächtnistraining
✔ Wissenschaftlich basierte Tipps für Gehirn Gesundheit
✔ Was dein Gehirn müde macht – und wie du es aktivierst
✔ Einfache Strategien, um dein Gedächtnis täglich zu verbessern
Unsere Inhalte sind speziell für Erwachsene und Senioren entwickelt, die ihr Gehirn fit halten und ihre Lebensqualität steigern möchten.
👉 Abonniere den Kanal und entdecke, wie du dein Gehirn jeden Tag stärker machst.
Invidious encountered an error while trying to parse this item. For more information see below:
Title: `Missing hash key: "collectionThumbnailViewModel" (KeyError)` Date: `2026-07-11T12:45:20Z` Route: `/channel/UCCVImhxflN3eZ_7taG1urQA` Version: `2026.02.07-118d635 @ (HEAD detached at v2.20260207.0)` <details> <summary>Backtrace</summary> <p> ``` Missing hash key: "collectionThumbnailViewModel" (KeyError) from /usr/share/crystal/src/hash.cr:1198:9 in '??' from /usr/share/crystal/src/json/any.cr:149:5 in 'process' from src/invidious/yt_backend/extractors.cr:524:17 in 'process' from src/invidious/yt_backend/extractors.cr:1035:17 in 'parse_item' from src/invidious/yt_backend/extractors.cr:1082:14 in 'extract_items' from src/invidious/channels/videos.cr:29:22 in 'get_60_videos:continuation:sort_by' from src/invidious/routes/channels.cr:56:36 in 'videos' from lib/kemal/src/kemal/route.cr:13:9 in '->' from src/invidious/helpers/handlers.cr:31:37 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call_next' from lib/kemal/src/kemal/filter_handler.cr:22:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call_next' from src/invidious/helpers/handlers.cr:80:12 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call_next' from src/ext/kemal_static_file_handler.cr:127:14 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/request_processor.cr:51:11 in 'handle_client' from /usr/share/crystal/src/fiber.cr:170:11 in 'run' from ??? ``` </p> </details>
Invidious encountered an error while trying to parse this item. For more information see below:
Title: `Missing hash key: "collectionThumbnailViewModel" (KeyError)` Date: `2026-07-11T12:45:20Z` Route: `/channel/UCCVImhxflN3eZ_7taG1urQA` Version: `2026.02.07-118d635 @ (HEAD detached at v2.20260207.0)` <details> <summary>Backtrace</summary> <p> ``` Missing hash key: "collectionThumbnailViewModel" (KeyError) from /usr/share/crystal/src/hash.cr:1198:9 in '??' from /usr/share/crystal/src/json/any.cr:149:5 in 'process' from src/invidious/yt_backend/extractors.cr:524:17 in 'process' from src/invidious/yt_backend/extractors.cr:1035:17 in 'parse_item' from src/invidious/yt_backend/extractors.cr:1082:14 in 'extract_items' from src/invidious/channels/videos.cr:29:22 in 'get_60_videos:continuation:sort_by' from src/invidious/routes/channels.cr:56:36 in 'videos' from lib/kemal/src/kemal/route.cr:13:9 in '->' from src/invidious/helpers/handlers.cr:31:37 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call_next' from lib/kemal/src/kemal/filter_handler.cr:22:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call_next' from src/invidious/helpers/handlers.cr:80:12 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call_next' from src/ext/kemal_static_file_handler.cr:127:14 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/request_processor.cr:51:11 in 'handle_client' from /usr/share/crystal/src/fiber.cr:170:11 in 'run' from ??? ``` </p> </details>
Invidious encountered an error while trying to parse this item. For more information see below:
Title: `Missing hash key: "collectionThumbnailViewModel" (KeyError)` Date: `2026-07-11T12:45:20Z` Route: `/channel/UCCVImhxflN3eZ_7taG1urQA` Version: `2026.02.07-118d635 @ (HEAD detached at v2.20260207.0)` <details> <summary>Backtrace</summary> <p> ``` Missing hash key: "collectionThumbnailViewModel" (KeyError) from /usr/share/crystal/src/hash.cr:1198:9 in '??' from /usr/share/crystal/src/json/any.cr:149:5 in 'process' from src/invidious/yt_backend/extractors.cr:524:17 in 'process' from src/invidious/yt_backend/extractors.cr:1035:17 in 'parse_item' from src/invidious/yt_backend/extractors.cr:1082:14 in 'extract_items' from src/invidious/channels/videos.cr:29:22 in 'get_60_videos:continuation:sort_by' from src/invidious/routes/channels.cr:56:36 in 'videos' from lib/kemal/src/kemal/route.cr:13:9 in '->' from src/invidious/helpers/handlers.cr:31:37 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call_next' from lib/kemal/src/kemal/filter_handler.cr:22:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call_next' from src/invidious/helpers/handlers.cr:80:12 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call_next' from src/ext/kemal_static_file_handler.cr:127:14 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/request_processor.cr:51:11 in 'handle_client' from /usr/share/crystal/src/fiber.cr:170:11 in 'run' from ??? ``` </p> </details>
Invidious encountered an error while trying to parse this item. For more information see below:
Title: `Missing hash key: "collectionThumbnailViewModel" (KeyError)` Date: `2026-07-11T12:45:20Z` Route: `/channel/UCCVImhxflN3eZ_7taG1urQA` Version: `2026.02.07-118d635 @ (HEAD detached at v2.20260207.0)` <details> <summary>Backtrace</summary> <p> ``` Missing hash key: "collectionThumbnailViewModel" (KeyError) from /usr/share/crystal/src/hash.cr:1198:9 in '??' from /usr/share/crystal/src/json/any.cr:149:5 in 'process' from src/invidious/yt_backend/extractors.cr:524:17 in 'process' from src/invidious/yt_backend/extractors.cr:1035:17 in 'parse_item' from src/invidious/yt_backend/extractors.cr:1082:14 in 'extract_items' from src/invidious/channels/videos.cr:29:22 in 'get_60_videos:continuation:sort_by' from src/invidious/routes/channels.cr:56:36 in 'videos' from lib/kemal/src/kemal/route.cr:13:9 in '->' from src/invidious/helpers/handlers.cr:31:37 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call_next' from lib/kemal/src/kemal/filter_handler.cr:22:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call_next' from src/invidious/helpers/handlers.cr:80:12 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call_next' from src/ext/kemal_static_file_handler.cr:127:14 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/request_processor.cr:51:11 in 'handle_client' from /usr/share/crystal/src/fiber.cr:170:11 in 'run' from ??? ``` </p> </details>
Invidious encountered an error while trying to parse this item. For more information see below:
Title: `Missing hash key: "collectionThumbnailViewModel" (KeyError)` Date: `2026-07-11T12:45:20Z` Route: `/channel/UCCVImhxflN3eZ_7taG1urQA` Version: `2026.02.07-118d635 @ (HEAD detached at v2.20260207.0)` <details> <summary>Backtrace</summary> <p> ``` Missing hash key: "collectionThumbnailViewModel" (KeyError) from /usr/share/crystal/src/hash.cr:1198:9 in '??' from /usr/share/crystal/src/json/any.cr:149:5 in 'process' from src/invidious/yt_backend/extractors.cr:524:17 in 'process' from src/invidious/yt_backend/extractors.cr:1035:17 in 'parse_item' from src/invidious/yt_backend/extractors.cr:1082:14 in 'extract_items' from src/invidious/channels/videos.cr:29:22 in 'get_60_videos:continuation:sort_by' from src/invidious/routes/channels.cr:56:36 in 'videos' from lib/kemal/src/kemal/route.cr:13:9 in '->' from src/invidious/helpers/handlers.cr:31:37 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call_next' from lib/kemal/src/kemal/filter_handler.cr:22:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call_next' from src/invidious/helpers/handlers.cr:80:12 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call_next' from src/ext/kemal_static_file_handler.cr:127:14 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/request_processor.cr:51:11 in 'handle_client' from /usr/share/crystal/src/fiber.cr:170:11 in 'run' from ??? ``` </p> </details>
Invidious encountered an error while trying to parse this item. For more information see below:
Title: `Missing hash key: "collectionThumbnailViewModel" (KeyError)` Date: `2026-07-11T12:45:20Z` Route: `/channel/UCCVImhxflN3eZ_7taG1urQA` Version: `2026.02.07-118d635 @ (HEAD detached at v2.20260207.0)` <details> <summary>Backtrace</summary> <p> ``` Missing hash key: "collectionThumbnailViewModel" (KeyError) from /usr/share/crystal/src/hash.cr:1198:9 in '??' from /usr/share/crystal/src/json/any.cr:149:5 in 'process' from src/invidious/yt_backend/extractors.cr:524:17 in 'process' from src/invidious/yt_backend/extractors.cr:1035:17 in 'parse_item' from src/invidious/yt_backend/extractors.cr:1082:14 in 'extract_items' from src/invidious/channels/videos.cr:29:22 in 'get_60_videos:continuation:sort_by' from src/invidious/routes/channels.cr:56:36 in 'videos' from lib/kemal/src/kemal/route.cr:13:9 in '->' from src/invidious/helpers/handlers.cr:31:37 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call_next' from lib/kemal/src/kemal/filter_handler.cr:22:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call_next' from src/invidious/helpers/handlers.cr:80:12 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call_next' from src/ext/kemal_static_file_handler.cr:127:14 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/request_processor.cr:51:11 in 'handle_client' from /usr/share/crystal/src/fiber.cr:170:11 in 'run' from ??? ``` </p> </details>
Invidious encountered an error while trying to parse this item. For more information see below:
Title: `Missing hash key: "collectionThumbnailViewModel" (KeyError)` Date: `2026-07-11T12:45:20Z` Route: `/channel/UCCVImhxflN3eZ_7taG1urQA` Version: `2026.02.07-118d635 @ (HEAD detached at v2.20260207.0)` <details> <summary>Backtrace</summary> <p> ``` Missing hash key: "collectionThumbnailViewModel" (KeyError) from /usr/share/crystal/src/hash.cr:1198:9 in '??' from /usr/share/crystal/src/json/any.cr:149:5 in 'process' from src/invidious/yt_backend/extractors.cr:524:17 in 'process' from src/invidious/yt_backend/extractors.cr:1035:17 in 'parse_item' from src/invidious/yt_backend/extractors.cr:1082:14 in 'extract_items' from src/invidious/channels/videos.cr:29:22 in 'get_60_videos:continuation:sort_by' from src/invidious/routes/channels.cr:56:36 in 'videos' from lib/kemal/src/kemal/route.cr:13:9 in '->' from src/invidious/helpers/handlers.cr:31:37 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call_next' from lib/kemal/src/kemal/filter_handler.cr:22:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call_next' from src/invidious/helpers/handlers.cr:80:12 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call_next' from src/ext/kemal_static_file_handler.cr:127:14 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/request_processor.cr:51:11 in 'handle_client' from /usr/share/crystal/src/fiber.cr:170:11 in 'run' from ??? ``` </p> </details>
Invidious encountered an error while trying to parse this item. For more information see below:
Title: `Missing hash key: "collectionThumbnailViewModel" (KeyError)` Date: `2026-07-11T12:45:20Z` Route: `/channel/UCCVImhxflN3eZ_7taG1urQA` Version: `2026.02.07-118d635 @ (HEAD detached at v2.20260207.0)` <details> <summary>Backtrace</summary> <p> ``` Missing hash key: "collectionThumbnailViewModel" (KeyError) from /usr/share/crystal/src/hash.cr:1198:9 in '??' from /usr/share/crystal/src/json/any.cr:149:5 in 'process' from src/invidious/yt_backend/extractors.cr:524:17 in 'process' from src/invidious/yt_backend/extractors.cr:1035:17 in 'parse_item' from src/invidious/yt_backend/extractors.cr:1082:14 in 'extract_items' from src/invidious/channels/videos.cr:29:22 in 'get_60_videos:continuation:sort_by' from src/invidious/routes/channels.cr:56:36 in 'videos' from lib/kemal/src/kemal/route.cr:13:9 in '->' from src/invidious/helpers/handlers.cr:31:37 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call_next' from lib/kemal/src/kemal/filter_handler.cr:22:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call_next' from src/invidious/helpers/handlers.cr:80:12 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call_next' from src/ext/kemal_static_file_handler.cr:127:14 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/request_processor.cr:51:11 in 'handle_client' from /usr/share/crystal/src/fiber.cr:170:11 in 'run' from ??? ``` </p> </details>
Invidious encountered an error while trying to parse this item. For more information see below:
Title: `Missing hash key: "collectionThumbnailViewModel" (KeyError)` Date: `2026-07-11T12:45:20Z` Route: `/channel/UCCVImhxflN3eZ_7taG1urQA` Version: `2026.02.07-118d635 @ (HEAD detached at v2.20260207.0)` <details> <summary>Backtrace</summary> <p> ``` Missing hash key: "collectionThumbnailViewModel" (KeyError) from /usr/share/crystal/src/hash.cr:1198:9 in '??' from /usr/share/crystal/src/json/any.cr:149:5 in 'process' from src/invidious/yt_backend/extractors.cr:524:17 in 'process' from src/invidious/yt_backend/extractors.cr:1035:17 in 'parse_item' from src/invidious/yt_backend/extractors.cr:1082:14 in 'extract_items' from src/invidious/channels/videos.cr:29:22 in 'get_60_videos:continuation:sort_by' from src/invidious/routes/channels.cr:56:36 in 'videos' from lib/kemal/src/kemal/route.cr:13:9 in '->' from src/invidious/helpers/handlers.cr:31:37 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call_next' from lib/kemal/src/kemal/filter_handler.cr:22:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call_next' from src/invidious/helpers/handlers.cr:80:12 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call_next' from src/ext/kemal_static_file_handler.cr:127:14 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/request_processor.cr:51:11 in 'handle_client' from /usr/share/crystal/src/fiber.cr:170:11 in 'run' from ??? ``` </p> </details>
Invidious encountered an error while trying to parse this item. For more information see below:
Title: `Missing hash key: "collectionThumbnailViewModel" (KeyError)` Date: `2026-07-11T12:45:20Z` Route: `/channel/UCCVImhxflN3eZ_7taG1urQA` Version: `2026.02.07-118d635 @ (HEAD detached at v2.20260207.0)` <details> <summary>Backtrace</summary> <p> ``` Missing hash key: "collectionThumbnailViewModel" (KeyError) from /usr/share/crystal/src/hash.cr:1198:9 in '??' from /usr/share/crystal/src/json/any.cr:149:5 in 'process' from src/invidious/yt_backend/extractors.cr:524:17 in 'process' from src/invidious/yt_backend/extractors.cr:1035:17 in 'parse_item' from src/invidious/yt_backend/extractors.cr:1082:14 in 'extract_items' from src/invidious/channels/videos.cr:29:22 in 'get_60_videos:continuation:sort_by' from src/invidious/routes/channels.cr:56:36 in 'videos' from lib/kemal/src/kemal/route.cr:13:9 in '->' from src/invidious/helpers/handlers.cr:31:37 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call_next' from lib/kemal/src/kemal/filter_handler.cr:22:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call_next' from src/invidious/helpers/handlers.cr:80:12 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call_next' from src/ext/kemal_static_file_handler.cr:127:14 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/handler.cr:30:7 in 'call' from /usr/share/crystal/src/http/server/request_processor.cr:51:11 in 'handle_client' from /usr/share/crystal/src/fiber.cr:170:11 in 'run' from ??? ``` </p> </details>