The fear of SIDS is eating me alive and i just can’t to it anymore

My babies a week old and ever since we got home the only thing i can manage to think about is SIDS, it’s the only reason i’m even so sleep deprived. she’s a really good baby and sleeps really well at night so i should be getting plenty sleep too but i just don’t because im constantly awake watching her every breath. and the worst part isn’t even to come yet considering the peak for SIDS is 2-4 months old. i’ve done everything possible to prevent this. she’s strictly breastfed, i always have a fan going, i dress her lightly, give her a pacy to sleep with, and follow the rules of safe sleep 7. but still it’s just not enough knowing it’d never 100% preventable