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Sarah Klein

Sarah Klein is a Boston-based health journalist with over 15 years of experience in lifestyle media. She has held positions at LIVESTRONG.com, Health.com, Prevention, and The Huffington Post. She is a graduate of the Arthur L. Carter Journalism Institute at New York University, and a National Academy of Sports Medicine certified personal trainer.

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Sarah Klein's Articles (17)

A man going on a run on a chilly day while stopping to blow his nose. He is running while sick.

Health

Can You Go for a Run When You Have a Cold?

A man who is waking up tired in bed after a full night of sleep. He's lying in a modern-looking bed looking disgruntled.

Sleep

8 Possible Reasons Why You Always Wake up Tired, No Matter How Much Sleep You Get

A woman waking up early. She's sitting up in bed and looking out the window.

Sleep

Want to Wake up Earlier? Here Are 8 Expert-Vetted Tips That’ll Help

A woman who doesn't know how to sleep longer. She's lying on her belly in bed with her head under a pillow.

Sleep

Want to Sleep Longer? Here Are 10 Things to Try

A man taking a power nap on a couch.

Sleep

How Long Are Power Naps—and Are They Effective? Here’s What 4 Sleep Experts Say

Shot of man running race with bottom of sneaker showing — Getty Images (Pavel1964)

Marathon + Racing

How to Find Your Race Pace (and Use It to Crush Your PRs)