Is it usual to...?
Answers: Yes it is regular. Even when you didn't know it, your body have experience a definite dramatic change contained by a unexpected course. This affect all your system completely and your hormones are responding, that's why you're moody. It take time but you'll be fine. Some women need psychotherapy to get through this. Sorry around your lost.
its normal Yes it common it takes time for your body to bring back back to "normal" God bless you.
Its adjectives hormones. So yes its normal.