Stress plz help

Hi everyone. We r on our 7 months ttc. Already have one child she is 3 and half. Concieved her in first month. When i started ttc baby#2 i thought im pregnant but no.... Its so complicated 😭😭😭 so i got so stressed about it. And started to get really bad pms cramps and symptoms. Plz help me with ur advices how to decrease my stress levels. I know stress made me cramp. Plz give me some advice