Doctors may use a range of tests to diagnose myasthenia gravis (MG), including blood tests, nerve conduction tests, and imaging tests. MG is a chronic autoimmune disease that affects the voluntary ...

Loss of muscle mass, also called muscle wasting or atrophy, can happen gradually as part of getting older or more suddenly due to underlying medical conditions. Other factors can contribute, like ...

A drug that boosts strength in injured or aging mice restores connections between nerves and muscle and suggests ways to combat weakness in humans due to aging, injury or disease. A small molecule ...

Lambert-Eaton myasthenic syndrome (LEMS) disrupts nerve-to-muscle signaling by attacking calcium channels in nerve endings, discrupting the release of neurotransmitters. Myasthenia gravis (MG) attacks ...

Certain nutrient deficiencies, including vitamin B12, vitamin D, and magnesium deficiency, may contribute to or worsen sciatic nerve pain. Healthcare professionals may also refer to sciatic nerve pain ...

Experts now better understand the causes of different types of chronic pain. Here's what to know about the treatments that can bring relief. By Meeri Kim Almost everyone has pain sometimes. It might ...

Nerves act like the electrical wiring for your body. They carry messages from your brain to your muscles and skin. When these wires get damaged, those messages stop moving correctly. You might feel ...

Regular activity not only strengthens muscles but can bolster our bones, blood vessels, and immune system. MIT engineers have now found that exercise can also have benefits at the level of individual ...