In fact, gastrointestinal epithelial cells (those lining the entirety of the digestive tract, not just the stomach) make up around 12 percent of the cellular turnover that the human body sees each ...

While body neutrality takes a more middle-of-the-road approach to appreciating the body and what it can do, body positivity seeks to celebrate all body types regardless of shape or size, and ...

Types of Muscles In the human body, there are three types of muscle tissue: Skeletal tissue: Skeletal muscles control the tendons, ligaments, and bones of the musculoskeletal system.

Living on Mars could speed up human evolution due to different environmental conditions. Higher radiation on Mars might increase genetic mutations, affecting future generations. Lower gravity on ...