I am 23. And my breasts aren't increasing. They are not even A cup. My weight is 115 pounds. What should I do?

I've ample of fat on my hips nd belly but negligible around breast. My facial skin is super oily even in winters. Nd i've got thick hair on my chin area nd around naval. Nd from last 6-7 months i am not bleeding properly during my periods. I've hair fall issue. My lips are turning black day by day though i didnt smoke ever. My hands nd feet always remain cold no matter how hot the weather is. Nd they r also dry. Nd i feel sickness or uneasiness whenever i eat some sugary product. Please suggest.