Among the most impressive systems of the body is the musculoskeletal system. But how many muscles are in the human body?

Several muscles could be called the "largest" in the body, depending on whether you're talking mass or surface area, but the body's smallest muscle has no competition.

Human muscle cells come back from space, look aged Astronauts' muscles atrophy in space, but we can identify the genes involved.

The first comprehensive cell atlas of aging human muscle reveals the intricate genetic and cellular processes behind muscle deterioration and mechanisms to counteract it.

Exercise transforms your muscles into powerful communication hubs that orchestrate health benefits throughout your entire body. A major new review reveals how s ...

So, how long exactly does it take to add even one pound of muscle to your body? Experts weigh in—and share actionable advice for fast-tracking your muscle growth.

“Muscle is incredibly efficient. It’s 50% of the human body on average, at least for a male,” said Ryan Truby, PhD, an engineering professor at Northwestern University.

From causing muscle loss to raising the risk of blood clots, long-haul space missions can have a profound impact on the human body.

With prolonged space missions on the horizon, scientists are racing to understand how microgravity affects the human body and how drugs could mitigate some of those effects.

The pelvis is often called the keystone of upright locomotion. More than any other part of our lower body, it has been ...

How the Human Body Changes in Space For years, TRISH has supported research projects and studies that aim to solve the challenges of human exploration in space. To understand how to solve those ...