Weight gain too much??

At 9 weeks I weighed 116 which was only 2-3 lbs from where I started off. Since 10 weeks I’m feeling better and eating more a d now at 12 weeks I’m 122 😳 that’s 2 lbs per week! I feel like that is way too much in such a short time. Do I need to be more careful about what I’m eating?? I eat really well, nothing fried, lots of vegetables and fruit but since feeling better I’ve been able to stomach eating more and also have the occasional cookie here and ther e