A research group has uncovered important details about how platelet-activating factor (PAF)—a powerful molecule involved in inflammation and allergic reactions—triggers contractions in the ...

Muscle contraction articles from across Nature Portfolio Muscle contraction is the generation of tension in muscle tissue, often resulting in a lengthening or shortening of the muscle.

In their study, the researchers investigated how PAF causes contractions in the esophageal smooth muscle of rats-a process that contributes to symptoms like chest tightness and difficulty ...

The right amount depends on how active you are, ranging from 3 to 5 grams of carbohydrate per kilogram of body weight per day ...

A research group led by Dr. Keisuke Obara, Dr. Kento Yoshioka, and Professor Yoshio Tanaka from the Department of Chemical Pharmacology, Faculty of Pharmaceutical Sciences, Toho University, has ...

The human muscular system is complex and has many functions in the body, like mobility and stability. Learn more about the muscular system here.

What causes an IBS attack? The exact cause of IBS is unknown, but certain factors may trigger an attack. One belief is that weak or strong muscle contractions in the intestines bring on symptoms.

Botox is a prescription drug that treats a variety of conditions, including migraine, limb spasticity, and bladder problems. Learn about common, mild, and serious side effects and how to manage them.