Hallmarks of a functional medicine approach include: 1  Patient-centered care. The focus of functional medicine is on patient-centered care, promoting health as a positive vitality, beyond just the absence of disease.  An integrative, science-based healthcare approach. Functional medicine practitioners look âupstreamâ to consider the complex web of interactions in the patientâs history, physiology, and lifestyle that can lead to illness.
By Mayo Clinic Staff. Achilles tendinitis is caused by repetitive or intense strain on the Achilles tendon, the band of tissue that connects your calf muscles to your heel bone. This tendon is used when you walk, run, jump or push up on your toes.
What causes Achilles tendon injuries? Tendonitis. Your Achilles tendon can become inflamed, swollen, and irritated. This is called tendonitis. This inflammation might be due to overuse or damage to the area. Tendonitis can cause pain down the back of your leg and around your heel.