Exercise is vital for hormone balance, as it has been shown to reduce stress levels and also improve your insulin function.
But there are a lot of myths out there about exercise. Especially for women who have to look after their hormones!
Yoga with Adrienne https://www.youtube.com/user/yogawithadriene
and MUTU system https://www.happyhormonesforlife.com/mutu-system are two of my favourite online resources.