Thick ankles may be caused by congenital factors, osteoarthritis of ankle joints and macroglossia. 1. Congenital factors: some people are born with more developed ankle joint tissues, which will lead to the symptom of thick ankles and wrists. 2. Osteoarthritis of the ankle joints: commonly found in elderly patients, the ankle joints undergo serious degeneration and osteophytes, which will manifest as symptoms of ankle stoutness, accompanied by inconvenience in flexion and extension of the ankle joints, and sometimes obvious pain and friction sound when walking, and so on. 3. Osteoarthritis: mainly due to the lack of selenium in the soil or unhygienic diet in the living area, Fusarium infection leads to the occurrence of osteoarthritis, which is commonly found in the ankle joints, manifesting the symptoms of stout ankles and obvious pain when walking. When the symptoms of ankle stubby, it is recommended to go to the hospital in time for examination and diagnosis, and under the guidance of the doctor for treatment.