Training & Performance
A rigorous new study finds small changes in heart rate and subjective feelings of recovery. Do they matter?
A new study of athletic career trajectories finds that early success is less meaningful than you’d think
The Under Armour HOVR Phantom 3 SE keeps its high-energy return DNA intact while taking comfort to the next level
We often focus so much of our stretching on our legs, but athletes need to focus just as much time and energy on their upper body
Researchers assess the potential benefits—and downsides—of the hundreds of bioactive compounds in your morning brew
Find out how you can achieve your fitness goals and raise money for blood cancer patients and families at the same time
Here’s what the experts say
A trainer breaks down her go-to moves to maintain healthy hip abduction
When it comes to your recovery, you’re likely neglecting this section of your spine. Here’s how to offer it some relief.
Tramadol has a long history of suspected abuse among cyclists, and now there’s enough data to put it on WADA’s banned list
It’s time to integrate these trainer-approved exercises into your recovery regimen
Sports scientists weigh in on the trends that will keep the PRs coming
With these moves, you'll hit the slopes feeling strong and powerful
With no weights required, you can do this workout anywhere
They don’t necessarily save energy, but a new study suggests they might save your legs
To optimize your health or supercharge your training, you sometimes need to look beyond the lab
After seeing more and more people join in on this outdoor fitness craze, I decided to try it for 30 days
You may want to reframe how you think about that discomfort
There are both healthy and harmful ways to get away from it all, psychologists point out
Same stretch. Less discomfort.
Fine-tune your muscle imbalances with this workout finisher series from physical therapist assistant and personal trainer Lee Welton
She knew she was going to be the best triathlete in the world one day. But first she had to learn to swim.
And three stretches to do right now
It’s time to perfect your squat form. By avoiding these errors, you’ll finally be able to do just that.
The latest research suggests that muscle oxygen can detect exercise thresholds, with no blood required
These movements will help you build functional leg strength
Scientists consider the latest spikes, individual variability, and the pros and cons of training in racing shoes
Physicians and researchers weigh in on the benefits and disadvantages of having hypermobile joints
It’s a bit simpler than you might think
A certified personal trainer breaks down what you actually need to know about lifting and running
Scientists reconsider the assumption that it only helps strength and power athletes
Because of all the gear you buy for your rides, your helmet may be the most important
Plyometrics can make you a more efficient runner, and it turns out they don’t need to be complicated or risky
A personal trainer shares seven exercises that focus on your biceps, triceps, and shoulders
In an excerpt from her forthcoming book, ‘Up to Speed: The Groundbreaking Science of Women Athletes,’ longtime Outside contributor Christine Yu argues that female athletes deserve their own benchmarks for athletic success.
This workout will help you incorporate this critical movement pattern into your strength-training regimen
More money means a greater risk for corruption, but professional running needs something to shake up the status quo
You'll want to take note of these errors before your next workout
Collin Chartier recorded a positive test in February
Plus, how you can test the range of motion of this often-forgotten joint
These exercises will improve your posture, balance, and stability
After the worst of your injury is behind you, these movements will help you return to your active life with confidence
There’s plenty of hype about ways of boosting your respiratory system. Some—but not all—of it is real, according to a new review.
You need flexibility and stability to train effectively. That starts in your toes.
A new review weighs the evidence that strength and training adaptations vary across the phases of the menstrual cycle
Why your decades-old recovery regimen may no longer make the cut
Athletes of all levels have considered whether their choice of birth control might influence how they train, recover, and perform. But the answer is complicated. Here’s what you need to know.
It's simple—but so challenging
So-called “augmented feedback” can offer both information and motivation. A new study tries to separate the effects.
Here's how to strengthen and stretch an area of the shoulder that can be difficult to exercise but easy to injure
Age may be just a number—but so is your weekly mileage
It's the hot new recovery tool. Here’s what to keep in mind when using one, according to physical therapists.
Has Maurten finally figured out how to harness the power of baking soda without paying the gastrointestinal price?
Double threshold days and lactate meters have propelled Jakob Ingebrigtsen and others to the top. Should the rest of us follow suit?
A new study tests the idea that, with the right building blocks, connective tissue can repair itself after all
The recovery revolution will continue to boom, as will our collective enthusiasm for women’s sports
A head-to-head lab showdown finds that power and efficiency depend on your preferred running surface