Well, generally speaking, you are not supposed to have swimming in the first week after the surgery. First, you should know that strabismus surgery is related to the alteration of the length of eye muscles, so the eyes are in alignment. By taking this surgery, it can shorten one or more of these muscles to reline the eyeball. For strabismus surgery, there are very small risks of infection, bleeding and excessive scarring. And after the after surgery, eyes are very sensitive and fragile, if you go to swim, it will be easy for your eyes be infected by the dirty water. And that can lead to eye infection and slow down the recovery process. So you should take some measures to avoid the infection. For example, you should avoid eye injuries by wearing a protective eye patch. And, also should be careful when you have shower, or the water will make your eyes infected. Some heavy exercises are also should be avoided.