A pulled muscle—medically known as a strain—occurs when muscle fibers are stretched too far and sometimes tear. While mild muscle strains can show improvement in as little as three days, severely ...

A pulled muscle is an injury to your muscle fibers. Muscle fibers are the large cells that make up your muscles. Your muscles allow you to move when they contract and relax. Many people use the terms ...

A research team has found that specific immune cells can connect with muscle fibers in a lightning-fast, neuron-like way to promote healing. These cells deliver quick pulses of calcium, triggering ...

Tight hip flexors, especially a deep muscle called the psoas, can silently stress your spine. Here's why this muscle deserves more attention—and how to strengthen it. Lower back pain is often blamed ...

Lower spine pain can develop due to sprains and strains of muscles or changes to the discs in the lower back. Conditions that affect the facet joints of the vertebrae may also cause lower spine pain.

Running is not typically related to higher-than-usual incidences of lower back pain. However, excessive running without sufficient recovery time, improper running form, and other factors may ...

A pulled muscle hinders your workout routine; sometimes, it feels like it takes forever to heal. Pulled muscles are one of the most common injuries for runners, and they can definitely slow you down ...