Ask a Neurologist. Get Answers to Your Neurology Questions.
This is Dr. Bonilla. I understand your concerns.
Achilles tendinopathy is a common problem in runners. Stretching before and after exercising is a must. A straight-kneed and a bent-kneed eccentric heel drop is the best exercise to help this problem. You can 3 sets of 15 repetitions twice a day for 2-3 weeks. Let me know if you have any other questions