The achilles tendon connects the calf muscle to the heel. The achilles tendon is used when running and jumping. An achilles tendon injury is when the tendon becomes inflammed due to stress, bone spurs, or tight calf muscles.
Planter Faciatis is a common basketball injury. The planter Fascia is a thin ligament the runs along the bottom of the foot that connects the heel to the front of the foot. Planter Faciatis is caused by the planter fascia becomes inflammed lots of running and tight calf muscles.