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.
It can cause a painful bump below the knee, where a tendon from the kneecap connects to the shin. Overdoing exercise, and irritation at a point on the bottom of your knee, called the tibial tubercle, often make this area hurt. The ache may come and go over time. It's especially common in teenage boys and girls.