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.
Quick Answer. The causes of leg muscle pain and weakness include various conditions, such as deep vein thrombosis, gout, various injuries and sprains, according to Mayo Clinic. Other causes of leg pain and weakness are osteoarthritis, sciatica and varicose veins. Continue Reading.