A Nature study found that sleeping more than 8 hours ages your organs as fast as sleeping fewer than 6. Half a million people, 17 organs, 23 aging clocks all showed the same U-shaped curve.
Molecular Biology · · 10 min read

A Nature study found that sleeping more than 8 hours ages your organs as fast as sleeping fewer than 6. Half a million people, 17 organs, 23 aging clocks all showed the same U-shaped curve.

The recommendation to sleep seven to nine hours a night has become one of public health’s most repeated messages. Organizations from the American Academy of Sleep Medicine to the CDC…

Read article →
Friday, September 4, 2026 Published today: 1 articles
Scientists measured biological aging in 2,300 people and found each toxic person in your life adds roughly 9 months to your cellular age. The effect is twice as strong when the toxic person is a family member.

Scientists measured biological aging in 2,300 people and found each toxic person in your life adds roughly 9 months to your cellular age. The effect is twice as strong when the toxic person is a family member.

Most people intuitively understand that difficult relationships take a toll. The colleague who creates constant friction, the friend who calls only when they need something, the family member whose presence…

Page 1 of 11