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.
Corns on bottom of feet are common. These are mostly known as seed corns and consist of small and dry bumps of dead skin. They are normally found on the ball of feet and on the heel area. The causes of corns on bottom of feet are many. Shoes that are not well fitting or which are high heeled cause pressure on certain parts of the foot.