TTC advice

Ciicii • We want our kids to be close in age so have started trying for #2
So I me nd my hunny have been trying to have a baby nd the past few weeks I've been very different like my personalty has changed nd I've been walking up randomly waking up throwing up but only once in a while nd I a few days late I was so young when I had my other two children that I bearly rember what it's like. I was 11 nd 14 when I had my kids. Should I check with my doc or just wait a little longer?