 [ Symptoms ] does exercise affect staph infection  like mowing my lawn [ Disease ] yes as the nail grows an ingrown toenail can heal itself sometimes so yes you were fortunate that this happened to you most ingrown nails are caused by improper nail trimming the toenails should not be trimmed round like the fingernails toenails should be trimmed more or less square avoiding cutting them too deep on the sides unlike the hands feet are stuffed into shoes most of the day and this compression also tends to be problematic for some people make sure your shoes fit well and stop digging at your toenails when you trim them