Coal, oil and natural gas are three main types of fossil fuels. Fossils fuels are combustible materials that are formed over millions of years by the decomposition of plant and animal life. Continue Reading.
Some of the possible common medical causes of Extremity pain may include: 1  Brachial plexus lesions. 2  Carpel tunnel syndrome. 3  Biceps tendonitis.  Raynauds 1  phenomenon. Sickle cell anemia.  Black widow spider 1  bites. Polyneuropathy.  Cat scratch 1  disease. Post herpetic neuralgia.  Erythema nodosum.
Injury to the hand can cause swelling. Swelling occurs because of excess fluid that collects in the tissues of the body. The most common places for swelling are the hands, feet, arms, legs and ankles, as reported by MayoClinic.com. Many medical conditions, medications and lifestyle activities cause swelling in the extremities.