Leave your feedback Share Copy URL https://gographicsoutput.com/video/pLTtpy8ypRP.html Email Facebook Twitter LinkedIn Pinterest Tumblr Share on Facebook Share on Twitter Why Some People Only Need Four Hours Of Sleep To Function | 10 News First [fDunotLaFZN] Health Updated on August 06, 2026 EDT — Published on August 06, 2026 EDT While a solid eight hours of sleep a night is a non-negotiable for most, there are some people who seem fresh faced and ready to go after just three or four. They’re not crazy or hyped up on caffeine – instead studies have shown they're biologically programmed to function on fewer hours than the rest of us. Click the link in the bio for more. Subscribe to 10 News First to get the latest updates and breaking news: Join the conversation and follow us on: TikTok: Instagram: Twitter: Facebook: 10 News First airs at 5pm, seven nights a week in your local market on Network 10. Missed the bulletin? Catch up at 10 News First is based in Australia and is a division of Paramount. 6HJn4YAJEiw dAyH8BvAXKC KRGJNzy76NB zgqBXhbJ5Oj a6tA6GRC1IF 7pO2NcdsSzt PBQ6EP5fWCe
While a solid eight hours of sleep a night is a non-negotiable for most, there are some people who seem fresh faced and ready to go after just three or four. They’re not crazy or hyped up on caffeine – instead studies have shown they're biologically programmed to function on fewer hours than the rest of us. Click the link in the bio for more. Subscribe to 10 News First to get the latest updates and breaking news: Join the conversation and follow us on: TikTok: Instagram: Twitter: Facebook: 10 News First airs at 5pm, seven nights a week in your local market on Network 10. Missed the bulletin? Catch up at 10 News First is based in Australia and is a division of Paramount. 6HJn4YAJEiw dAyH8BvAXKC KRGJNzy76NB zgqBXhbJ5Oj a6tA6GRC1IF 7pO2NcdsSzt PBQ6EP5fWCe