After my baby turns 6 I got my first periods cycle now it goes 4 days up y yet I didn’t got my 2 cycle of periods it’s regular or days might get up an down

A. weight gain can be a cause ok. you have to be committed to lose weight. eat more of fruits and vegetables and take lots of water. exercise like aerobic and cardios toosee more you can ask your own treating doctor. i am sure they will solve all your doubts and guide you