Hi, I want to ask question I have pain in my pelvic girdle my friend is saying me that it might be due to sex, because usually it occurs me after sex. Kindly suggest me something what should I take in diet and another medicine I should take or is this is a big problem. Right after mate with my partner it start pain on my lower back in pelvic girdle kindly suggest me which doctor should I consult and which medicine and diet should I use.