Amanda MacMillan

Author's Bio

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

Fitness Apps that Actually Work

Popularity and ratings don't always give the best idea of which apps are still making a difference in people's fitness routines weeks or months down the road.

The Athlete's Guide to the Perfect Nap

A mid-day nap can be a great way to replenish your energy levels, especially when getting out the door for an afternoon run seems downright impossible. It can also be a preemptive tool for avoiding sleepiness later—say, when you get home from work and need to log your miles before dinner.

Plan the Perfect Workday Workout

If you're unable (or unwilling) to spend an hour in the morning exercising before work, your lunch hour isn't a bad time to make up for it. Here's how to prepare for and schedule your day, plus three workout scenarios.

Trick Your Brain to Run Faster

Speed isn't just the result of physical preparation. Training the brain to actually allow the body to run fast is another big part, as well. Author Pete Magill shares his insights to "convince your...

Swimmers: Don't Worry About Flesh-Eating Bacteria

Cue the chilling background music: Flesh eating bacteria can lurk in your favorite swimming spots. But don't panic. For most people, even those in affected regions, the water is still safe—especially when you're using common sense.

Solving Exercise’s Most Metallic Mystery

Sometimes when we work out hard, we get a weird, metallic taste in our mouths. The problem is widespread, and the reason for it is surprisingly elusive.

Your Workout Playlist Needs a Remix

The workout soundtrack can be a very personal thing. Certainly there's no perfect pump-up song, but there is science behind getting the most out of your exercise playlist. And it applies whether your music library swings toward rap, indie, country, classical... You get the picture.

A Faster 5K, Guaranteed

In his new book, Pete Magill recommends hill sprints and "old-school intervals" for a new personal best on race day.

The Starch Paleo Dieters Need

Starchy foods get a bad rap. White bread and potatoes are devoid of nutrients, critics say, while the Paleo crowd eshews legumes and grains as unnecessary for the "ideal" human diet.

Train Without Getting Run Down

What a downer. Pre-race illness seems like a cruel case of Murphy’s Law, but you're not the first person to get sick while logging miles for an upcoming endurance event, and there certainly is a connection.

When (and How) to Really Recover

After an Ironman or an ultramarathon, is it better to take days (or weeks) off of strenuous exercise, or to get right back out there?

You Should Run Like a Girl

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.

What Science Really Says About Sleep

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.

Athletic Parents Are a Godsend

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).