Discover the single best exercise for each major muscle group, backed by science, to optimize your workouts and spark debate.

Flexion and extension describe the basic ways your body moves at its joints. Here's what that means for your workouts and training.

A new study suggests that only an hour of strength training a week can build muscle. Here's what to know—and how to craft your own muscle-boosting routine.

While you're unlikely to look like Ralph Fiennes, a new study out of Australia found that this five-minute workout can seriously improve heart health, muscle strength and flexibility.

A Wilcoxon signed-rank test was used to assess the relative strength of the muscles within the total sum of the upper limbs involved in the study. Results There were 659 people with upper limb onset ...

Researchers conducted a large-scale epidemiological study to explore the potential health benefits of high muscle strength in preventing type 2 diabetes (T2D) across varying levels of genetic risk ...

Conversely, Hodeaux et al. investigated the effect of flossing on the elbow joint of tennis players and reported no increase in joint ROM for elbow flexion, extension, forearm pronation, or supination ...

Peak muscle strength was assessed with functional electromechanical dynamometry (FEMD) for the knee muscles with the following movements: knee flexion (FLE) and extension (EXT). Each movement was ...

According to Hashish, strengthening exercises that help treat tennis elbow include some of the moves listed above, such as the weighted wrist extension, weighted wrist flexion, and weighted wrist ...

Learn how strength and muscle growth training methods differ while discovering the best workout approach for your fitness goals.