Short-term muscle weakness is common and can be caused by something as simple as a tough workout. However, persistent muscle weakness without apparent cause could indicate an underlying health ...

Medically reviewed by Katrina Carter, DPT Key Takeaways Voluntary muscles can be controlled by the person, like muscles in your neck and legs. Involuntary muscles work without you thinking about it, ...

While a gradual loss in muscle strength is a natural part of aging, for many older adults it's more than just feeling a little weaker. Sarcopenia—a condition affecting nearly half of adults over ...

Weakness in the legs can be a sign of serious health issues like stroke or cancer. Symptoms like sudden leg weakness, confusion, and dizziness may mean you need medical help right away. Exercise and ...

Duchenne muscular dystrophy (DMD) causes dysfunction of muscle cells that help move blood through the circulatory system, a ...

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 ...

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 ...

After a certain age, when muscle weakness and pain start to accompany exercise and simple daily tasks like getting up from a chair, we often dismiss it as part of the package of getting older. But ...

A 30-year-old African-American woman presented to the emergency department for medical assessment after becoming too weak to walk. She reported proximal muscle aches in both arms and legs, a skin rash ...

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.

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 ...

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 ...