From ketones and carbs to cheat meals and candies, we break down the 8,000-calorie food plans that fuel the Tour de France

This fruit-based energy gel, once touted for its high-carb intake and low volume, contains about a third of calories than advertised, multiple independent nutritional analyses suggest

Here’s why the Brooks Beasts use NOW® Sports to optimize their nutrition and recovery—and why it could be right for you, too

With the right training and fuel, dogs can put on a remarkable athletic show. See how you measure up to top canine athletes at the Outside Festival in Denver June 1–2.

A new study blows up the conventional wisdom about maximum protein doses for athletes.

Jacqueline Alnes’ new book, ‘The Fruit Cure: The Story of Extreme Wellness Turned Sour,’ is part memoir, part cultural critique of wellness and diet culture

The pursuit of performance in a bottle inherently undermines our attempts to get faster, stronger, and healthier, our Sweat Science columnist argues

Moroccan trail-running star Elhousine Elazzaoui knows how to top up his tank for reaching the highest podiums in the sport

After a certain number of hours, endurance races are basically eating competitions

How to stay healthy, get fit, and be more mindful

Adults will take recreational cues from their children, “unprocessed” will become a marketing asset, and rodents will show us the way to eternal life. 

Our travel columnist, who has tried everything to mitigate jet lag, explores research suggesting that when you eat—and what—in the first few days after a long-haul flight could help ease your way into a new time zone

How a blend of medicine and intuitive eating can improve your relationship to food

…including a Rice Krispie Treat for adults

Aside from keeping you fuller for longer, protein has some other amazing benefits you don't want to miss out on

She’s become more restrictive with her own diet recently—now it feels like she wants to control mine, too

There are so many carbs to choose from. Here’s a breakdown.

No time for slow cooking? These simple, quick meals take the time and stress out of good nutrition.

Brain fog doesn’t have to keep you from feeling your best. You can combat the unpleasant effects of brain fog by changing what you’re eating.

With a seemingly never-ending shelf life, canned goods can encourage creativity and flexibility in the kitchen (and survival during a zombie invasion, naturally)

Set a course toward a stronger you with this 30-day plan packed with expert advice and tips for training well, eating well, living well, and feeling great

Don’t let bad advice lead your immune system astray. Find out which immunity-boosting tips are nothing more than myths – and what you should actually do to stay healthy when cold.

How to stick to a fitness routine and add some joy into your endurance training

Jerky has gone beyond beef, and we are in love

After years of science failing to show the benefits of multivitamins, research has found multivitamins may benefit older adults and athletes

While plant-based meats may sound like a no-brainer for your health, athletes need to read the fine print

Our tester sacrifices her teeth to find out

Vitamin B12 is an important player in keeping your engine running and your energy levels up. Find out which foods can increase your intake naturally.

Find essential electrolytes like sodium, potassium, magnesium in everyday fruits

Broadly labeling a certain cuisine as “unhealthy” is not only wrong—it’s also harmful

They taste great and make post-workout nutrition a breeze

They’re all over your social media feeds, but do they actually work? We turned to a pharmacist and dietician for answers.

Here's why you need to monitor your water intake

Here's what to keep in mind about hydration supplementation at all elevations

There’s nothing difficult about this nutrient-dense green recipe to keep the immune system strong and recovery speedy

Does cooking spinach break down its essential nutrients? Does raw spinach have too much oxalic acid? We find out.

Whip up this sticky, easy, carb-filled recovery plate after a tough endurance workout

Balancing training intensity, rest, and nutrition can help your body bounce back faster, reduce soreness, and improve overall performance

Good for the planet, better for your innards, vegan and vegetarian hot dogs are a win-wiener

How concerned should we be about heavy metals in our favorite beverages?

We’ve been sharing running advice for over 40 years. Here are the 30 best tips, tricks, and ideas we’ve ever shared, your one-stop shop for all things running.

Virginia Sole-Smith’s new book, ‘Fat Talk: Parenting in the Age of Diet Culture,’ takes an unflinching look at fatphobia and how it affects our collective ideas about health

Don’t have a cow about cooking steak. We’ve got you covered.

Learning how to buy, cook, and eat meat after eight years of vegetarianism

Many believe intermittent fasting negatively affects women’s hormones and fertility. The science suggests otherwise.

Scientists reconsider the assumption that it only helps strength and power athletes

If you’re sneezing, itching, and dodging pollen at every turn, it may be time to shift your focus to what’s on your plate

Staying hydrated doesn’t have to be complicated

In desperate situations, is living off of wine a “pour” decision? We asked an expert.

A dietitian explains why you can't seem to stop snacking on your days off. It's also completely normal.

The more time you spend outdoors, the more nutritious your food choices may be

How Outside’s endurance brand director fueled for the most important running day of the year

Plus, why post workout fueling is so important

Have an uncontrollable sweet tooth? It might be your brain.

Why dieting can lead endurance athletes down an unsustainable path, and what to do in the face of diet-related pressure

Plus, how to pick the best fish (and general seafood) for you and the environment

No matter the weather, get a taste of summer with the grilled, smoky flavor of this chicken salad

Step aside, protein – new research shows that eating leafy greens holds a whole lot of potential for strengthening muscles

A new study looks into the benefits of adding dairy to your morning cup of coffee

The fitness industry is rife with harmful messaging around food and exercise. Here’s what to know about when food behaviors are a problem.

Hydration isn’t just for race day. The latest science shows that it not only makes you feel better and stronger today, but is key to a long and healthy life.

A short ride outside Brindisi, in Italy’s Puglian countryside, reveals groves of olive trees as ancient as this region’s history

It’s no surprise that what people eat has an impact on their health, but trying to pinpoint exactly what diet out of the hundreds out there is most optimal for a long, healthy life can be overwhelming

I love to cook, but finding time to make dinner remains a challenge. I figured it was time for an assist.

How I broke my obsession with the delicious little packets and fueled with real food instead

Figuring out how to get better sleep and more exercise and is hard—which is why we tried out some new programs for you

Packed with mountain grub, adventure-ready treats, après recipes, and so much more, these are the best choices for skiers

How Jenelle Manzi fuels to combat health condition and get through her busiest season

This herb’s relaxation properties may be the reason peppermint is in every product on the shelf. Could you benefit from a cup of tea, capsule or drop of oil?

Instead of sending your peels to the trash, there may be a way to repurpose them—no composting necessary

Beverages don’t have to be ice-cold to satisfy your thirst

It’s easier than you think to add nutritious foods into your diet this season

The downside of veggies, the upside of emptying your colon, and more

We asked a chef to test an array of vegan cheeses. Here are his favorites.

Replacing lost salt is a pillar of sports nutrition, but new research suggests more isn’t always better

These made-from-scratch vegan bratwurst sausages may be better than the all-meat variety

We had a chef put these egg replacements to the test

Before you grab a colorful, flavorful sports drink to sip after your next workout, read this

Keep these pantry superheroes on hand for easy meals that still taste delicious

The process is as easy as making a smoothie