Irv Rubenstein holds a doctorate in exercise science and has run a personal fitness training studio for 35 years in Nashville, Tennessee. Obviously, he speaks positively about the benefits of using a ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. Should you get a ...

INDIANAPOLIS, INDIANA - MARCH 30: L.J. Cryer #4 of the Houston Cougars dribbles the ball against Jahmai Mashack #15 of the Tennessee Volunteers during the first half in the Midwest Regional Elite ...

There's tons of information available online and programs designed by professionals to help you to get in shape, but it can be worth it to take a more personalized approach. No one is an expert in ...

Q. I am a 75-year-old woman thinking about getting a fitness coach since I don’t easily exercise on my own. I hear about trainers for young people and not as much for older people. How would I start?