Ruth Miller, who admitted to drowning her son in an Ohio lake in 2025, was found not guilty by reason of insanity. Ruth’s husband Marcus Miller, also died in the lake, after entering the water on his ...

If you’ve ever glanced at your smartwatch mid-workout and wondered whether your heart rate is impressively low for how hard you’re working, or not high enough because you’re taking it too easy, you’re ...

In hyperglycemic male mice, a ketogenic diet normalizes blood glucose and restores response to aerobic training.

High-fat, low-carb ketogenic diets are controversial, but a new study in mice suggests they really may work to improve health in some special cases – especially when combined with exercise. The ...

Researchers found taking regular hot baths increased runners’ aerobic fitness without requiring additional mileage or harder ...

Here’s a graph showing the fraction of workout time spent at above 90 percent of max heart rate (black bars) and above 90 ...

To improve VO2 max, high-intensity interval training (HIIT) is the way to go. These workouts switch between brief bursts of intense effort and recovery periods to challenge your cardiovascular system.

Increasing our level of physical fitness leads to a bigger release of brain-boosting proteins following one session of exercise, a new study led by a UCL researcher has found.

Exercise normally boosts the body’s ability to use oxygen, a key marker of health and longevity — but high blood sugar can block that benefit. Researchers found that a ketogenic diet helped mice ...

High-intensity interval training is important, but coming back to your breath can be crucial to helping you train.