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- Muscle cramp - Symptoms and causes - Mayo Clinic
Overview A muscle cramp is a sudden, unexpected tightening of one or more muscles Sometimes called a charley horse, a muscle cramp can be very painful Exercising or working hard, especially in heat, can lead to muscle cramps Some medicines and illnesses also might cause muscle cramps
- Tendinopathy - Symptoms and causes - Mayo Clinic
Tendinopathy is a term for any condition that affects a tendon Tendons are cords that attach muscle to bone Tendinopathy, which can cause pain and tenderness, is common It is often caused by overuse or repeated movement and tends to affect certain tendons in the arm or leg
- Dystonia - Symptoms and causes - Mayo Clinic
The muscle spasms can range from mild to more serious They may be painful, and they can affect the person's ability to complete daily tasks There's no cure for dystonia, but medicines and therapy can improve symptoms Surgery is sometimes used to disable or regulate nerves or certain brain regions in people with serious dystonia
- Isometric exercises: Good for strength training? - Mayo Clinic
Isometric exercises are tightening (contractions) of a specific muscle or group of muscles During isometric exercises, the muscle doesn't noticeably change length The affected joint also doesn't move Isometric exercises help maintain strength They can also build strength, but not effectively And they can be performed anywhere Examples include a leg lift or plank
- Myasthenia gravis - Symptoms and causes - Mayo Clinic
Overview Myasthenia gravis is a condition that happens when communication between nerves and muscles breaks down This causes muscles to feel weak and get tired quickly This condition may affect any of the muscles you control, called voluntary muscles Certain muscle groups are more commonly affected than others These include muscles in the face, throat, arms and legs
- Muscle pain Causes - Mayo Clinic
The most common causes of muscle pain are tension, stress, overuse and minor injuries This type of pain is usually limited to just a few muscles or a small part of your body Muscle pain that is felt throughout your whole body is most often caused by an infection, such as the flu Other causes include more-serious conditions, such as some diseases or health conditions that affect the muscles
- Hamstring injury - Diagnosis and treatment - Mayo Clinic
Imaging tests In severe hamstring injuries, the muscle can tear or even separate from the pelvis or shinbone When this happens, a small piece of bone can be pulled away from the main bone, known as an avulsion fracture X-rays can check for avulsion fractures, while ultrasound and MRI s can show tears in the muscles and tendons
- Dermatomyositis - Symptoms causes - Mayo Clinic
Dermatomyositis (dur-muh-toe-my-uh-SY-tis) is a condition in which swelling and irritation, called inflammation, attacks the body's tissues Dermatomyositis causes muscle weakness and a skin rash The condition, also called an autoimmune condition, isn't common It can affect adults and children In adults, dermatomyositis most often happens in the late 40s to early 60s In children, it most
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