Amanda MacMillan

Amanda MacMillan

Amanda MacMillan is a Brooklyn, New York–based freelance writer, triathlete, and health blogger for

Are Women Better Athletes Than Men?

When my wife and I go on long runs together, she always manages to finish strong while I fall behind. Am I just out of shape, or do women have an advantage in endurance sports?

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Do Siblings Share Athletic Potential?

Two brothers and a sister—whose parents are endurance athletes—attempted to swim the English Channel together this month. Does the family factor add any advantage?

Is Home-Field Advantage a Real Thing?

It may not be coincidence that led host country Brazil to the World Cup's semi-final round for the first time in 12 years. But if Brazil really did have a home-field advantage, what do we make...

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Can Exercise Trigger Acid Reflux?

Bet you didn’t think this would come up in your fitness regimen, but your esophagus needs love during training, too. Intense exercise can contribute to heartburn and gastroesophageal reflux...

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Am I Estimating My Workout Intensity Correctly?

How do we put this nicely? If you're anything like the participants in a recent Canadian study, you’re probably wrong about your workout intensity. (And yes, you probably are like them,...

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Is White Bread Really that Bad for Me?

We know— it’s hard to pass up the breadbasket, especially if you know you're going to burn off all those empty calories. And while athletes need carbs—and have a bit more leeway in...

Are Calluses Bad for Me as a Runner?

Think of those tough spots as badges of honor! "Callus formation is a natural response to friction and pressure," says podiatrist Megan Leahy of the Illinois Bone and Joint Institute. "Because...

Should You Run With Speed Laces?

A few weeks before my first "half distance" triathlon—which consisted of 70.3 total miles, including a half marathon at the end—I slipped into a brand new pair of sneakers, intent on...

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