Medical research

Will revitalizing old blood slow aging?

Young blood has a rejuvenating effect when infused into older bodies, according to recent research: Aging hearts beat stronger, muscles become stronger, and thinking becomes sharper.

Other

How long can a healthy human live?

The death of the world's oldest person at the age of 118 has reignited a debate that has divided scientists for centuries: is there a limit on how long a healthy human can live?

Other

World's oldest known person, French nun, dies at 118

A French nun who was believed to be the world's oldest person has died a few weeks before her 119th birthday, the spokesperson for her nursing home in southern France said Wednesday.

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