Repeated exercise, or wasting, can change the way key genes work.

Scientists mapping the human body at the cellular level keep running into the same surprise: beneath the apparent chaos of ...

The misconception that muscle can be lean or bulky lies in its appearance. “When people (say ‘lean’), they’re usually ...

A simple light-based method is uncovering hidden fiber networks inside the brain and body, even in tissue slides over 100 years old.

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Engineers at MIT have devised an ingenious new way to produce artificial muscles for soft robots that can flex in more than one direction, similar to the complex muscles in the human body. The team ...

Muscle tissue mounted a strong response, even enhancing characteristics linked to healthier ageing, shows research.

Consider the delicate web of fat in a Wagyu steak. The "marbling" that makes carnivore connoisseurs swoon is a visual heuristic for quality flavor. Now, a new study suggests the very same marbling of ...