The best walking shoe for someone who needs arch support is, like all walking shoes, one that is comfortable and fits properly, so be sure that any walking shoe you try on provides stability, is flexible in the mid-sole, and fits the length and width of both of your feet.

Your rotator cuff is a group of four muscles and their tendons -- supraspinatus, infraspinatus, teres minor and subscapularis -- that help stabilize your shoulder.

Commonly referred to as knock knees, valgus knee refers to a condition in which the knees angle inward. It is often accompanied by inward hip rotation and a flattened foot arch. More common in women than men, valgus knee often causes no symptoms.

Running is a convenient form of exercise that requires little more than motivation, energy and a decent pair of shoes. Because running is a 1-person activity, there is a low risk of trauma with this sport. However, runners are not free from injuries. According to a review article published in February 2015 by "

A tingling sensation in your feet can be the result of a variety of disorders and medical problems. It could also be the result of something as simple as an uncomfortable position.

Edema is a swelling caused by the build-up of abnormally large amounts of fluid accumulating in interstitial tissues, which represents the space surrounding the body’s cells and blood vessels.

Stiffness is one complication that can happen after a total knee replacement, or TKR. In fact, it occurs in roughly 6 percent of cases. Patients with stiffness may not be able to straighten or bend their knee.

Knee pain results from a complex series of biomechanical interactions. The hamstrings muscle group, located in the back of the leg, helps support the knee. This supporting role makes these muscles a key factor in knee-injury protection and knee-pain prevention.

The arch of your foot is the curved portion of the inside of each of your feet. The arch usually starts just below the ball of the foot and the toes and extends to the heel. The width and length of the arch varies, but your arches should be about the same size and shape on both feet.

Purines are substances present in most foods. When your body metabolizes purines during digestion, it forms a waste product called uric acid. Usually the kidneys can eliminate uric acid without difficulty, but in some people, the body makes too much or the kidneys eliminate too little.

Your Achilles tendon anchors your calf muscles to the back of your heel bone, and its movement is what allows you to point your toes and otherwise move your foot for walking and running. If your tendon shrinks it can cause ongoing pain just above your heel whenever you put weight on your foot.

Calcium deposits on the brain or cranium calcification are more common than one might think. They are caused when calcium in the bloodstream is not absorbed by the body and is deposited on the brain. There can be many different causes of calcium deposits on the brain.