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.
Deep vein thrombosis, or DVT, a blood clot in a deep vein that develops after extended periods of inactivity, can also cause major leg pain. Long flights or car rides make it difficult for the leg to return blood back to the heart. If that blood return slows or stops, it can create a clot within the vein.