Hello Dr. I am having hairs on upper lip and chin area. So, it's due to any disease or it's due to my weight loss. I have lost my 5 kg wt now my wt is 41 before it was 46 kg. I am having irregular periods from march till now sometimes only I get spotting for 3-4 days then period starts and it will always on change date. What is the problem with me. I have pain near the navel and under navel and back also. Please tell whats the problem and please recommend what I have to do?