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A new study investigates how different types of physical performance are affected by the time of day

The case of 24-year-old Daniel Granberg, who died of high-altitude pulmonary edema earlier this month, highlights the danger of altitudes well below the Himalayan “death zone”

A new study suggests that hydrogels enable you to down more carbs with less digestive distress, and race faster as a result.

A new app called NatureQuant harnesses the latest research to track and rate your time outside. Next up: determining how much you need.

A new study measures the physical and cognitive load of four different treading techniques. The key? Generate lift.

Regular exercisers drink more, a new study confirms, but are less likely to be problem drinkers

Supersapiens’s new continuous glucose monitor promises to help athletes manage their energy levels. But can it really stave off a bonk?

A long-running gym debate about whether to train each limb separately comes to the cycling world

A new study of Western States ultrarunners illustrates the power of looking beyond simple risk factors to predict injury

Scientists have been debating whether muscles contract more slowly as you age, but new data suggests the real problem is a loss of strength

After years of debate on the dangers of “too much exercise,” researchers sum up the state of current knowledge

Exercise and digestion often don’t mix well, but scientists are on the case

Israel Start-Up Nation’s physiologist Paulo Saldhana explains the data—and the feelings—that determine who attacks when in a cycling race

It’s the simplest and cheapest performance booster available, so why don’t elite athletes take advantage of it?

Five years after the Vaporfly upended marathon running, track shoes are set to star in Tokyo

New research fine-tunes the details of heat adaptation

A new study shows measurable gains in strength from a purely imaginary training program

The physiology of events like the Ultra-Trail du Mont-Blanc is radically different from “short” events like the marathon

Instead of focusing on joint angles and limb movements, a new study takes a holistic approach to the biomechanics of elite runners

Dealing with discomfort isn’t a magical gift. It’s a skill, and you can improve at it.

New research sifts through the evidence to figure what types of intervals make you fastest

The mile isn’t just another race distance. It’s almost its own sport.

Exercise causes pain, but it also dulls it. Researchers are still trying to understand how that works.

A new study tests how much cycling it takes to maximize cognitive function in endurance athletes

The latest deaths raised questions about the role of COVID, but analyses of nearly a century’s worth of climbing records suggest some consistent patterns

A new study looks for adaptations in the placenta, and finds positive effects from exercise during pregnancy

Researchers are searching for telltale clues in your strength, flexibility, or body position that signal an impending injury. It’s harder than you think.

A new analysis digs into who overheats and which conditions are most risky, with surprising results

Setting high goals is great, but how you deal with falling short determines how long you’re willing to keep chasing them

What separates the best endurance athletes from everyone else isn’t their amazing lab test data or power values—it’s how well they maintain those values after a few hours of exhausting exercise

It’s easy—maybe a bit too easy—to believe that poor sleep leaves you more vulnerable to injury. But researchers aren’t so sure after all.

Maintaining the ability to hit top gear after your twenties is useful even for endurance athletes, and takes specific training

Running alone against the clock is very different from trying to beat other runners, but untangling how our minds process the challenge is “like knitting with spaghetti”

A new review assesses what it takes to maintain endurance and strength when circumstances interfere with your usual training

Changing hormone levels affect your tendons, ligaments, and muscles, and evidence is mounting that this can influence your chances of injury

Mental fatigue has become a hot topic for sports science researchers, but its effects remain controversial

At the 2019 World Championships, researchers gave marathoners and racewalkers swallowable thermometer pills and used thermal cameras to assess the effectiveness of hydration and cooling techniques in the heat of competition

Detailed power data from sprinter Marcel Kittel and climber Tom Dumoulin highlight the contrasting physiological demands faced by different riders

A new study explores how inner monologue varies between sports, situations, and experience levels

Tallying which articles are most frequently cited in later studies reveals the biggest trends in sports science—and some oversights

Unlike heat training, repeated exposure to cold doesn't necessarily help you handle winter weather better

A new study plots the progression of thousands of people following an ultra-minimalist training plan. The results are impressive—at least initially.

Winning races when you’re young may seem like a good predictor of future success, but it’s not perfect

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