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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 (10)

A man about to perform a bench press at the gym with a barbell. He is holding his breath.

Strength Train

Does Grunting Really Help You Lift More?

Group of marathon runners

Marathon + Racing

Running a Marathon? Here’s Everything You Need to Know About Recovery

An athlete with his head down, resting his hands on his knees. He is experiencing signs of overtraining like fatigue.

Health

6 Signs of Overtraining to Watch Out For—and How to Tell When It’s Time to Scale Back

Kristin McGee demonstrates Pilates ring exercises in Peloton Pilates class

Sculpt

The Biggest Benefits of a Pilates Ring and the 7 Best Exercises to Try

Woman practices plank exercise at home

Strength Train

13 Plank Variations to Fire Up Your Core

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 Wake up Tired (Even After a Full Night of Rest)