Many of us have felt a muscle in some part of our body suddenly and involuntarily tighten, causing a twitch or even severe ...

A back spasm happens when the muscles in your back contract involuntarily, causing pain, stiffness, and tightness. They can happen as a result of straining certain muscle groups, muscle weakness or ...

What is a back spasm? A back spasm happens when the muscles in your back contract involuntarily, causing pain, stiffness, and tightness.

Learn to identify whether your back pain stems from muscle strain or spinal problems through location, symptoms, and movement patterns.

It can lead to muscle tension, easily triggered muscle spasms and an increased sensitivity to pain, all of which can increase the risk of a back injury.

Three patients with spinal muscular atrophy had improved muscle strength and could walk farther after a month of daily spinal stimulation.

Spasticity can occur when there’s damage to your brain, spinal cord, or the nerves that send signals back and forth. Learn more about this condition and what triggers it.

I had heard of soap for muscle cramps and considered it to be complete nonsense. Then one night, I had an excruciating leg cramp. The calf muscles had a rock-hard lump of spasmed muscle.

Lumbar Stenosis Spinal stenosis occurs when the space inside the spinal canal becomes too narrow. When the spinal canal gets too small, the spinal cord or nerves within this space can become ...

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.

Tiger Woods had yet another surgery on his lower back Friday morning. This one he hopes will relieve some of the spasms like those he experienced this year. It was the sixth surgery on his lower ...