Why am i slow in the head?

I dont comprehend stuff til after they tell me… I need people to break it down the details 1 by 1… idk why im so slow i had my 1st baby in 2020. But even before i had my kids i am slow.. especially at work i get embarrassed of myself the most for not getting something my boss tells me . Or when people talk to me like friends i still am slow.. but im not stupid or anything.. i do have anxiety, and social anxiety so many thats why? My brain is just different and slow….🤦🏻‍♀️ i need help