Does a ball point pen have an expiry date? Or more specifically does the ink inside the refill of a ball point pen get spoilt or expire over c...
1 Ill-fitting shoes. Poorly fitting shoes are a frequent cause of foot pain. High-heeled shoes concentrate pressure on the toes and can aggravate, if not cause, problems with the toes.  Certain medical conditions. Any medical condition that causes a disturbance in the way a person walks can contribute to foot pain.
Disorders of the nerves to the feet may cause numbness and burning sensation in the feet known as peripheral neuropathy. Plantar warts commonly found on the bottom of the foot are caused by a virus and can cause irritation. Athlete's foot, which is caused by a fungus, also can lead to foot irritation.