Hope someone will notice this

Tatanong ko lang po sana , I am 7 mons preggy, nakakramdam ako ng muscle pain sa hita ko, ( Same pain kapag first time mo mag squat exercise) Question, normal lang po ba yun? if normal ano pong cause? , and if ever po meron po ba kayaong pwedeng isuggest na remedies para ma ease yubg muscle pain. Thank you so much