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.
The interesting location of the sciatic nerve is why it is responsible for some of the most excruciating and debilitating pain. Even in non serious cases, the big nerve can cause stabbing pain in the lower back, hips, legs and even feet and ankles.
Another possible cause of burning legs is meralgia paresthetica, which is pain in the outer thigh due to compression of the lateral femoral cutaneous nerve, one of the main nerves within the thigh. Chronic conditions, such as multiple sclerosis, can also cause the sensation of burning in the legs.