Plantar fasciitis-The overstretching of the ligament that runs from the heel to the ball of the foot, straight through the arch. For those prone to plantar fasciitis, physical therapists recommend exercises to stretch the ligament. For instance, while seated, roll the foot on a tennis ball for about five minutes twice a day. Achilles Tendinitis-The Achilles tendon connects the calf muscle to the back of the heel bone. For prevention, do stretching exercises, three times a day when warmed up, to increase flexibility. Begin with a calf stretch, leaning against a wall, one foot in front of the other, gradually [...]