10 Best Thyroid Surgery doctors in Turkey

A 13-year-old may still have some growing to do. The growth spurt during puberty is different for everyone. Most girls stop growing taller between 14 and 16 years old. However, it is true that a few factors that can affect a person's height are genetics and nutrition. Environmental factors (nutrition) and genetic endowments are the ways to ensure her growth. If you want her to grow, make sure she's getting a sufficient diet and moving a lot. 

The symptoms mentioned by you like weight gain, shorter periods, tiredness, weakness, and body pain could be attributed to hormonal imbalances or thyroid problems. These issues can have an effect on your energy levels and menstrual cycle. Go to a doctor, get some tests done to find out what's causing the problem, and get the necessary treatment.