Exercise during pregnancy 4 days in a week? Good or bad?

Adria • Hi im Adria im 21 im a fun girl who loves life and travels a lot love love pandas
Ok ladies so im pregnant and I work out a lot I love to stay fit but my friends are saying you shouldn't exercise so much Cuz your org ban and it's going to hurt your baby im like ok but I know a lot of girls who do more exercise then I do and there like  about to give birth but what do you ladies think should I keep excersisisng or stop?