University of Florida News

GAINESVILLE, Fla. — Ray Moseley sees the trouble with advance health-care directives every time he speaks to a group of senior citizens: Several in the crowd always know someone who had a living will but whose end-of-life decisions were not honored anyway.

GAINESVILLE, Fla. — A University of Florida study has found that mutations in the mitochondria caused by obesity and lack of exercise — not oxidative stress from free radicals — may be a key factor in the aging process.