If you are having pain in your inner thigh or the lower portion of your outer hip, you may have pulled or strained your sartorius muscle. It is common for this muscle to become tight because it is involved in many leg movements. It is important to understand how this muscle works.

Thigh pain on children is often caused by cramps, strains or growing pains. There are several steps you can take to reduce your child’s pain level when these conditions occur.

Tissues in the body may trap excessive fluid and cause swelling, which is referred to as edema. Individuals commonly notice this swelling in the hands, feet, ankles and legs, according to MayoClinic.com. Small amounts of swelling are normal and usually resolve spontaneously.

Lower leg muscle pain can arise with a variety of abnormalities and conditions. The causes commonly involve the muscle tissue itself or the blood vessels and other structures associated with the muscles. Many causes of lower leg muscle pain are temporary and quickly resolve with home treatment.

Your body uses vitamins and minerals to carry out its normal functions and maintain its health, including that of the bones and muscles.

Being exposed to certain bacteria when a cut or wound occurs can cause a disease called tetanus, or lockjaw. This disease leads to all over muscle pain and tightness, locking of the jaw that inhibits the ability to open the mouth and swallow and, in some cases, death. Tetanus shots can help to prevent this disease.

Improper weightlifting technique can cause soft tissue injuries of the arm. Common injuries include ligament sprains, muscle and tendon strains and tendonitis. Although pain is a common symptom of these injuries, inflammation and loss of function may also occur.

Your muscles need magnesium to work properly, as do all your other organs. If you do not get enough of this mineral, you may experience muscle spasms and fatigue. While too much magnesium can be dangerous as well, muscle pain and fatigue are not common side effects of this.

Swelling in the legs during pregnancy is common and not necessarily a cause for concern. Changes in hormone levels, body postures and dietary habits all contribute to fluid retention or edema in the legs.

The rectus femoris, vastus intermedius, vastus lateralis and vastus medialis muscles form the quadriceps muscle group, or quads, located on the front of your thighs. The quads extend your lower legs at the knee joints, allowing you to straighten your legs from a flexed position.

Climbing stairs, walking, standing up from a chair and other daily activities may be difficult if you have pain along the outside of your thigh. The cause of the pain is sometimes obvious, such as when you pull a muscle during a sports activity or workout.

The trapezius is a large muscle located on the back of your neck and shoulders. It extends from the upper neck down through the vertebrae in the middle of your back. This muscle moves the shoulder blades and supports the arms. Lack of flexibility in the traps will cause underlying problems in other areas.