Former British Prime Minister Margaret Thatcher pauses at the casket of former President Ronald Reagan as he lies in state in the Capitol Rotunda on June 9, 2004, on Capitol Hill in Washington.
Weâve all had throbbing leg pain at some point in our life. As a young adult, this throbbing leg pain is typically caused by some athletic event or injury. But as we get older, there are other considerations that can be a bit more serious.
There are many medical conditions that can cause leg pain. 1  Fibromyalgia sufferers frequently experience restless leg syndrome and painful lower leg cramps.  Leg pain can also be associated with autoimmune disorders such as multiple sclerosis and rheumatoid arthritis. Thyroid disease can also cause pain in the legs.