Worried there could be something wrong or should I be grateful

Rebecca • Mummy to one angel baby 👼 Mummy to one girl 💖 born on the 11/07/2016 Lincoln Timothy John Charles 💙💙due January 28th xxx

There’s been moments when I’ve felt sick but I’ve never actually vomited I’m 7 weeks and 3 days pregnant wondering if I should be worried? I’ve still got sore boobs and days when I feel exhausted I’m still having to use the bathroom loads!