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

The heart pumps blood through the vascular system, supplying cells with oxygen and energy Smooth muscle cells in the vessels finely regulate the blood flow. If they cannot perform their task, ...

A new study shows targeting a protein in smooth muscle cells can block and decrease buildup of atherosclerotic plaque in mouse models, according to researchers. A new study shows targeting a protein ...

Myotonic dystrophy type 1 (DM1) is the most common form of adult-onset muscular dystrophy, affecting about 1 in 8,000 people. While it is well known for causing muscle weakness and stiffness, DM1 also ...

Skeletal muscle is the type of muscle that controls movement. Problems with these muscles can be minor, life-threatening, or ongoing problems that make it hard to perform basic daily activities.

Neurons intertwine with small blood vessels in the brain, but how do the two communicate? With elaborate three-dimensional reconstructions of electron microscopy images, scientists led by Jie-Min Jia, ...

Panel A shows the microscopic myoarchitecture of the circular and longitudinal muscle layers of the lower esophageal sphincter and stomach. The circular muscle fibers of the esophagus cross each other ...

Muscle relaxers help reduce muscle stiffness and pain from conditions like cerebral palsy and lower back pain. There are two main types of muscle relaxers: antispastics and antispasmodics. Muscle ...