Muscle weakness may be due to a chronic condition or an infection. Conditions that can weaken muscles include Addison’s disease, anemia, diabetes, fibromyalgia, and more. Muscle weakness is a lack of ...

Poorly functioning blood vessels lead to the characteristic muscle weakness that so many cancer patients experience. Artur Plawgo/Science Photo Library via Getty Images Tumors can destroy the blood ...

Tumors can destroy the blood vessels of muscles even when the muscles are nowhere close to the tumor. That is the key finding of a new study that my colleagues and I recently published in the journal ...

Research reveals how brain inflammation triggers extreme muscle weakness across several diseases, including viral infection, bacterial infection and Alzheimer's disease. The study, in fruit flies and ...

Weak hip flexors can cause the surrounding muscles to overcompensate, which can cause pain and difficulty walking. Treatment may include physical therapy and exercises. The hip flexors are muscles ...

A 52-year-old man with a history of remote neck surgery presents to the emergency department with weakness and paresthesia in the left arm. He first noted the symptoms when he awoke in the morning.

Jalees Rehman receives funding from the National Institutes of Health. Tumors can destroy the blood vessels of muscles even when the muscles are nowhere close to the tumor. That is the key finding of ...

Mr. M, age 56, arrived in the ER with progressive weakness. Until the fatigue began, he had exercised daily at a gym. Over a two-week period, however, the debility had worsened such that he was unable ...

Chronic obstructive pulmonary disease (COPD) is more likely to conjure images of breathlessness rather than weak muscles, but can COPD also cause muscle weakness? Research seems to show a correlation.

You can rest and use ice to help relieve latissimus dorsi pain. Try adjusting your posture to ease and prevent strain on your ...

It started to drizzle just moments after the 24-year-old man crossed the finish line of the 2017 New York City Marathon. It was his first marathon, and he felt both elated and exhausted as the medal ...