Suggest Treatment For Heavy Vaginal Bleeding

Hello.My name is Asya.I am 30 years old and from few month i am feeling like heavy breathing and something like ....something havy on my chest.This feeling its normaly when i go in the bed in the evening.I am planing to chek my hart but i am thinking its maybe stress or nervous because i give birth 1 year ago and i thing because i can,t sleep normal....or i dont know.Can you help me why is this feeling