all these problems of periods are due to overweight. your expected weight is around 55 kg to 60 kg. it is easy to say just to reduce. but it is quite impossible to reduce so much. please put some effort to do it for at least 2 to 5 kg per month. it is a start. reduce all high calories diet and junk bakery food. but you should not fast. have regular exercise especially for the middle segment of the body like aerobics or brisk walk. all the fat in the body gets converted to hormones. you would have seen big men having breast as their fat is producing the female hormone. this hormone will affect the normal cycle of ovulation and you will not get the periods regularly. your fat distribution will be mainly around mid-segment such as thighs breast back and hip but not below knees and elbows. also there will be black discoloration behind the neck side of breast and inner aspect of thighs. kindly get a scan to check polycystic ovaries. in the meantime also check your empty stomach early morning thyroid profile and serum prolactin. these hormones can also affect your periods and can be corrected. for further information consult an obstetrician and gynaecologist online --> <link>
will irregular period affect my fertility?