
However, it may occur slightly more often in women beginning at middle age, probably due to osteoporosis. Back pain can occur at any age in both men and women. It is estimated that 50 to 80 percent of adults have had back pain at some time and that 10 percent of all Americans have back pain in a given year.


Weakness or numbness in one or both legs.If your back pain is accompanied by any of the following, see a doctor today: About five to 10 percent of all back pain is chronic. It may be related to other illnesses you may have or may have no identifiable cause. Chronic back pain usually lasts more than three months and maybe mild or severe. About 10 to 20 percent of all back pain is subacute. This pain generally is unrelated to other illnesses you may have. Subacute back pain usually lasts from seven days to seven weeks and usually is mild occasionally it's severe.

About 80 percent of all back pain is acute. Pain may be mild or severe and occasionally may be caused by an accident or injury. Acute back pain usually lasts from one to seven days. Most doctors refer to back pain as acute (generally severe, but short-lived), subacute or chronic (long-lasting or occurring often). For other people, back pain involves severe pain (pain that hurts all the time, even when resting). For some people, back pain involves mild pain (pain that is bothersome, aching, sore).
