America's oldest man relied on daily walks, unprocessed food, and hobbies to stay lucid until 110 years old

Tech Insider
An elderly man holds a piece of writing on a notebook
Morrie Markoff was America's oldest man at age 110, and was a writer, photographer and sculptor.

Courtesy of the Markoff family

3 lifestyle choices that could help you live healthily to 100, according to scientists

Tech Insider
An older woman holding a cookie in front of her eye.
Eating a diverse diet is important to living to 100, a study found.

Jeremy Poland/Getty Images

How to live happily past 100, according to 7 of the world's oldest people

Tech Insider
Old woman close up.
Centenarians say there are six key things that could help you live to 100 and beyond.

real444/Getty Images

A 104-year-old has been a professional lobster woman since she was 8. She says the secret to her longevity is keeping busy.

Tech Insider
An older woman banding lobsters on a boat.
Virginia Oliver measures and bands lobsters on her son Max Oliver's boat.

Robert F. Bukaty

A healthy, active 100-year-old shares her 3 science-backed tips for living a long, happy life

Tech Insider
Barbara Fleischman sat on a hair in a colorful jacket.
Barbara Fleischman is 100 years old.

Optimist Consulting

A man who's been having breakfast at McDonald's almost every day for 36 years went to the chain for his 100th birthday

Tech Insider
A chicken sandwich, french fries, a Big Mac box, and a soda on a tray.
McDonald's meal.

Patcharaporn Puttipon2465/Shutterstock

Subscribe to centenarians