AI Chatbots Are Even Worse at Giving Medical Advice Than We Thought

Even when they have the “right” information, they can lead you astray.

The Dark Side of the Modern Male Body ‘Ideal’

Bro-speak makes dangerous behaviors sound like virtues.

When You Need to Do 'Activation Exercises' (and When You Don't)

Activations don't always have an advantage over other types of warmups.

When to Exercise With Light Weights (and When to Use Heavy Weights)

It's a myth that it doesn't matter which you choose—but both have their benefits.

No, a Sauna Isn't a Substitute for Exercise

A sauna also cannot detox you or melt your fat away.

10 Fitness Hacks Every Apple Watch User Should Know

These are the essential settings tweaks, lesser-known features, and apps you'll love for workouts.

This Owala Water Bottle Is My Health Upgrade of the Week

I hate when influencers are right about something.

Redditors Have Figured Out a Way to Save Hundreds on a Whoop Subscription

You'll have to be lucky at discount shopping, but cheap Whoops are out there.

Here's How Long You Should Rest Between Workout Sets

30 seconds is not enough (usually).
Lifehacker

How the Fitness Tech Boom Is Making Health Inequality Worse

Meredith Dietz is Lifehacker’s Senior Staff Writer. She earned her bachelor’s degree in English and Communications from Northeastern University, where she graduated as valedictorian of her college.
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All of These Fitness Watches Are Under $250 for Cyber Monday

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. December 1, 2025 Add ...
Lifehacker

The Garmin Forerunner 265 and 965 Have Never Been Priced This Low

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. November 25, 2025 Add ...