Amanda MacMillan

Author's Bio

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

Are Women Better Athletes Than Men?

Without launching a full-out battle-of-the-sexes competition between you and your wife, it's hard to say exactly who is the better athlete. But it is true that she may have some ingrained sex-based advantage over you.

Can I Break Up My Eight Hours of Sleep a Night?

Even if you’re in bed for eight hours, waking up every two or three hours and sleeping through the night are two very different things, says a new study from Tel Aviv University.

Do Siblings Share Athletic Potential?

Sibling rivalry is a fierce thing, but it seems like more often than not, athletic talent isn’t limited to just one prodigal son (or daughter).

Will Donating Blood Affect My Training?

My office is holding a blood drive, but I'm concerned that taking part may compromise my scheduled workouts. Should I schedule giving blood around my training schedule, or vice versa?

Can Exercise Trigger Acid Reflux?

I've been training a lot for an upcoming triathlon, and I've also started experiencing heartburn-like symptoms. Could they be related?

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" on your next run/hike/bike/swim/you get the idea. But it's smart not to make white bread a regular staple in your diet.

Are Calluses Bad for Me as a Runner?

I've noticed that I get calluses on my feet more frequently than my non-runner friends. Should I have them removed, or do they serve a purpose?

Should You Run With Speed Laces?

The popular bungee cords allow shoes to slip on and off with ease, but could they be sacrificing foot health and safety for convenience and a quick change?

Can My Sleep Schedule Impact My Workouts?

I'm pretty much the opposite of an "early to bed, early to rise" kinda guy—which makes working out in the morning really miserable. Is there anything wrong with sleeping in and exercising late in the day?