GoVote.org. The cost of getting a Private Pilot's License varies depending on which type of flight training program you you choose. Federal Aviation Regulations (FAR) Part 141 flight schools require an approved, structured course of training, which includes a specified number of hours of ground training.
A corn or a callus is the most common cause of painful bump on bottom of foot, which results from constant pressure or friction from your tight shoes. Repeated trauma can also cause a hard spot on bottom of foot. Calluses can be really painful especially if you often stand on your feet all day.
Another cause of corns on bottom of feet is foot deformities such as having bone spurs which may experience direct rubbing with the shoes. When this happens, formation of corns becomes inevitable. There are a number of ways on how to get rid of corns on bottom of feet. To treat corns that form on the bottom of feet, one can soak them in warm water and use a foot file or pumice stone to file them off. Salicylic acid products can also help. Urea moisturizing creams can also help to soften the corns.