I am just so uncomfortable tonight! Since around 7pm I’ve felt super uncomfortable. Might just be…

I am just so uncomfortable tonight! Since around 7pm I’ve felt super uncomfortable. Might just be baby’s position but I cannot sleep, I feel tightness and some faint pains, backs hurting.... I’ll be 31 weeks on Friday and I forget if feeing this way is normal pregnancy aches and pains... I hope it’s nothing... just feel really different