The case for HIIT: Why short, intense workouts are so good for your fitness and longevity

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A back view of a woman with a ponytail and workout clothes prepared to go up a set of concrete stairs outside.
Research suggests that short, intense bursts of exercise like taking the stairs can have long-term health benefits.

VioletaStoimenova/Getty Images

A 91-year-old interior designer still plays golf. She shared her three secrets to longevity.

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Sari Mainzer holding a golf club on a balcony.
Sari Mainzer still plays golf at 91 years old.

Atria Senior Living

Alev Kelter helped the US win its first medal in rugby. She prepared with protein, saunas, and vulnerable talks with her teammates.

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Composite image showcasing Olympic American rugby player Alev Kelter, with a headshot alongside an action shot of Kelter running with rugby ball

Courtesy of USA Rugby; BI

The oldest woman to compete in Miss Texas USA is 72. She avoids cheese and processed meat — but loves a good steak.

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A collage of hands eating fruit and vegetables, against a yellow and purple background.
The oldest Miss Texas USA contestant, 72, eats a clean diet that consists of "mostly a lot of vegetables and a lot of fruits, oatmeal." She is not pictured in the image.

Tara Moore

A busy doctor says he's reversed his age from 78 to 57. Here's his simple, 3-step workout routine.

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Dr. Michael Roizen's headshot, a picture of a grey-haired man jogging from behind.
Dr. Michael Roizen fits exercise into his busy schedule.

Cleveland Clinic/Getty Images

4 traits shared by fit and active older people, according to a personal trainer whose eldest client is 96

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Lauren Hurst lifting dumbbells.
Lauren Hurst specializes in personal training for older adults.

Nick Cinea/ Lauren Hurst

3 exercises you should be doing to build muscle, according to the World's Strongest Man

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Strongman Brian Shaw lifts a log labeled The Austrian Oak weighing more than 400 pounds overhead at a 2017 competition.
Professional strongman Brian Shaw said to prioritize exercises like squats, weighted carries, and sandbag lifts for building strength and muscle.

Icon Sportswire/Getty Images

A personal trainer at a longevity clinic says you should care about 3 fitness markers if you want to live a long, youthful life

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Photo collage featuring an older woman balancing, a person checking heart rate on a smartwatch, and lifting weights

Getty Images; Alyssa Powell/BI

An 89-year-old man runs 50 miles a week. He credits running for his longevity.

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89-year-old man running
Athlete Ian Barnes, 89, holds three British running records for his age group.

Courtesy of Ian Barnes

Forget crunches — elite gymnasts share 2 tips for better core workouts

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Gymnast KJ Johnson performs a gymnastics floor routine in a purple and gold leotard
KJ Johnson, a gymnast with the NCAA Champion team at Louisiana State University, shared her go-to exercise for a stronger core.

Georgia Jones/Courtesy of KJ Johnson

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