In most Spanish speaking countries, this is just a slang term for âinsect.â In Puerto Rico, on the other hand, it means âdick.â You can imagine the giggles that follow someone saying âme pican los bichosâ (The bugs/dicks are biting me) in Puerto Rico.
1 Arthritis affecting leg joints can cause stabbing leg pain which is chronic in nature. 2  It is accompanied by inflammation and stiffness of the joint. 3  Baker's Cyst. 4  In this condition, the knee joint fluid gets accumulated at the back of the knee and pain can be felt at the back side of the leg.
If severe enough, blocked blood flow can cause tissue death (gangrene). In very serious cases, this can lead to leg amputation. If you have leg pain when you walk or climb stairs, talk to your doctor. Sometimes older people think that leg pain is just a symptom of aging. However, the cause for the pain could be P.A.D.