If your symptoms include red and spotty skin accompanied by muscle pain, weakness and headaches, you might be suffering from several different conditions. You could have the virus mononucleosis and several autoimmune conditions, including lupus and celiac disease.

There are many types of leg braces. The type needed depends upon whether it is to be used by someone who has undergone surgery or if there is a disability involved that impairs walking.

Hill sprints are an anaerobic strength-training exercise designed to improve muscle strength and efficiency and reduce the risk of injury. A typical hill sprint workout consists of several eight- to 12-second speed bursts up a 4- to 15-percent grade with a one-minute walking recovery after each sprint.

For many people, summer days bring memories of barbecues, pools, beaches and lazy afternoons. But during prolonged periods of abnormally hot weather, unfortunate health problems can occur. During heat waves, many people experience excessive water retention, or heat-related edema.

In many cases, feeling thigh pain while cycling is not related to major medical problems. Chafing, cramps and general tiredness in the muscles can all trigger thigh pain. However, you may be able to both prevent future symptoms and find out if your pain is cause for concern.

Swollen legs and feet can occur as the result of fluid retention, also called edema, or after sustaining an injury or undergoing surgery. Swelling is a natural response to trauma, but too much swelling can increase your pain and interfere with the healing process.

After a strenuous workout, your body may feel worse than when you started. Muscle soreness is normal, especially if you're doing an exercise that's different or more strenuous than usual. Muscle soreness usually occurs a day or two after exercising and goes away within a week.

Leg pain and stiffness in children can be a mild condition that’s simply part of growing up and will pass on its own, or they can indicate a more serious condition that requires medical attention. Identifying the exact location of the stiffness and pain as well as their triggers can help diagnose the problem.

The leg extension is a single-joint exercise that works your quadricep muscles on the front of your thigh. Three different types of muscle contractions occur during this basic leg exercise.

Muscle twitching is a symptom where a single muscle or muscle group supplied by a single nerve twitches and contracts involuntarily. In many cases, muscle twitching may go unnoticed or is a simple annoyance.

Your thighs have three sets of muscles: the quadriceps at the front of your thigh, the hamstrings at the back and the adductor muscles on the inside. These muscles work together to move and bend, or flex, your thigh. When you injury your a thigh muscle, you can develop symptoms such as pain and tightness, or stiffness.

The calf muscle is located on the back bottom part of the leg. There are many reasons you can develop calf pain. They can occur due to nighttime cramps, from a torn or pulled muscle or be a signal of a circulatory problem. The first step is to have your calf pain evaluated by your doctor to rule out serious conditions.