I am 4 weeks pregnant

Ajaa • Romell's Mama (3 year old) 🤞🏾😍 Ryan Wife for (4 years) 🤞🏾😍 👶🏾 Aubriel's Mama (newborn)

Is it normal at 4 weeks to have dull achy back? Also this morning I got a sharp pain in my abdominal area but nothing since. I haven't been pregnant going on 2 years so I'm a little rusty lol.

What can I do? Any tips.