Confused...

So had A miscarriage jan 18 and caught pregnant very fast that fast i caught in feb 18 well... ever since i've had horrendous sickness and my boobs r so tender well this mornin i didn't wake up feelin shitty like i have done the past few week i was sick only once after having a cuppa, is this normal to not feel shit like i have done past few week? currently 8weeks 4days x