I thought that starchy foods aren't good for you—why do I keep reading about the health benefits of this certain type?

There's more to life than chasing definition in certain muscle groups. Maintaining a healthy weight, for instance.

Creating a food journal to help you lose weight just got a helluva lot easier.

Most CrossFit affiliates across the country welcome out-of-towners who want to take part in the workout of the day—or WOD—making any vacation into a possible CrossFit vacation. But if you’re looking for a trip that specifically caters to people who like to spend their free time doing burpees, snatches, ring…

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 disorder (GERD), and there’s a good chance that ramping up your routine may be causing your symptoms, says…

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, considering that the group contained both men and women of different ages, ethnicities, and BMI classes.)…

This may not be the answer you’re looking for, but it’s the truth: The most effective way to get back into shape (and stay that way) isn’t by just doing one magic move over and over. The good news? You may not have to work out more than or…

In a desperate measure to burn surfeit calories, men and women have rushed to stuff their jiggly bits into resistance pants. But can clothing really make a workout any better?

In an age of whiz-bang techno-training, it’s way too easy to lose track of what made us fit in the first place: quality movement, good food, and high-intensity common sense.

Vitamin B12 shots have been around for years, and they’re often marketed as a miracle cure for everything from fatigue to depression to those stubborn extra pounds you can’t shake. And while it’s true that a B12 deficiency can contribute to those things, there is…

New Healthkit app displays live fitness data, connects doctors and patients in real-time

Tracing the origins of Connecticut’s Milk Ban

Outside catches up with the author of Diet Cults to parse the culture of nutritional fads, from the (misplaced?) logic behind the Paleo Diet to the emerging sugary sports drink controversy.

Over, under or somewhere in between, your weight may not be as unhealthy as you think

Researchers have fingered several things as sources of sweet cravings. Stress, caffeine, and lack of sleep can all over stimulate your HPA (hypothalamic-pituitary-adrenal) axis, the body’s stress response system. Researchers believe chronic overstimulation of that HPA axis can impair its function, leading to poor immune activity, memory, and metabolism. Calorie-dense…

Belly bulge afflicts even the most active people around the holidays, but there's a proven way to defeat it.

Can you lose weight just by downing a glass of water before dinner?

The formula to weight loss is simple: eat less and exercise more. So why are these simple things so impossibly hard to do?

The weight-loss industrial complex keeps pumping out diets, but a new study suggests it's time to radically rethink our approach to eating—and refocus on the basics

These healthy eats can help you build strength, sustain energy, and recover faster

Body fat is just an inert layer of blubber, right? If only. New research shows that it's more like a toxic parasite that doesn't want to let go. The good news: if you exercise and eat right, you can force it to.

I'm trying to measure my progress on a new exercise routine. What's the best device for tracking body fat at home?

My gym has one of those vibration machines that’s supposed to help you lose weight by standing on it. Do these things really work—and are they safe?

If I want to drop pounds in the new year, should I focus more on cardio conditioning or strength training?

We break down the best sites, Facebook and Twitter accounts, and apps for travelers, bikers, gear nerds, and more

Get faster by getting leaner.

Everything you need to know to fuel properly this year

The caffeine-free, fully cleansed, take-a-nap, buff-as-hell guide to a new you.

From game-changing new materials (like moisture-wicking cotton) to evolutionary leaps in engineering (like a rotating helmet for extreme crashes), the avant-garde of 21st-century gear has just one thing in common: a total disregard for the status quo.

Whether you're a hardcore triathlete or just a flabophobic weekend warrior, the best new scales make it easier than ever to track progress.

The quickest way to boost your performance in any sport? Drop some gut.

Dave Scott's active-guy calorie calculator.

What, if any, benefit do we get from a properly executed sauna? I notice my heart rate is elevated so I wonder about any cardio benefit. I also assume that with increased heart rate we enjoy some increased circulation and "cleaning" of waste products from Peter Olson Santa Fe, New Mexico

What is the best time of day for aerobic and anaerobic exercise? David Centennial, Colorado

I lost 40 pounds through running, biking, and counting calories. Now I want to maintain my weight but have not kicked the calorie-counting habit. I still record everything I eat. Do you have any advice for kicking the recording habit? Daryl Davis Osceola, Indiana

The 12 most common, performance-defeating fitness mistakes, and how to fix them

I know muscle burns more calories than fat, but is it really enough to make a difference? The Editors Santa Fe, New Mexico

You skipped breakfast because you overslept because you couldn’t fall asleep because you didn’t have enough time to exercise. Sound familiar? Then turn the page and let us—and Michael Phelps—show you how to recalibrate for your best year ever.

I've heard that most vegetables and some fruits have "negative calorie content" because the body burns more calories digesting them than they have in their nutritional value. True or bull? If true, which foods have this property? Jenni Belmont, CA

Over the holidays I put on a few extra pounds, as I'm sure a lot of people did. It's not a lot of weight, just about five pounds, but I'm struggling to get it back off my body. I do well for a few days, then I crack and overeat again. I know how to eat healthy, but by the end of the work day I don't have enough energy to do my workouts. What I doing wrong?

Is exercising for 30 minutes two times a day as beneficial as exercising one complete hour at one time? I've heard that you don't start burning fat till about 30 minutes into your workout. Tracy Tpa, Florida

I've heard that doing cardio in the morning before eating breakfast forces your body to burn fat sooner due to low blood sugar levels. Any truth to that? John Chapel Hill, NC

Several weeks ago I ran the marathon I've been training for since January, and now I've gained four pounds in the past six weeks. How can I keep the weight off? Help!

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