Calf thicker than the thighs mostly due to excessive thickening of the calves caused by the following circumstances: genetic factors, obesity, high-intensity exercise, pathological factors and so on. 1. Genetic factors: generally members of the family will have a similar body type. 2. High-intensity exercise: excessive exercise calf muscles, will lead to particularly developed calf muscles, thigh and calf muscle ratio is not coordinated, such as weight lifting, long jump and other athletes will appear in such cases. 3. Excessive obesity: If the usual intake of fat is too much, resulting in excessive obesity, it is possible to make the calves thick. 4. Pathological factors: such as swelling after calf trauma, nephropathic edema, cardiac failure, hepatic edema, etc., will lead to poor venous return in the lower limbs, which will cause tissue edema in the lower limbs, and the phenomenon of thicker calves than thighs. Thicker calves than thighs can be made thinner through proper exercise and reasonable weight loss, but the hidden danger of pathological factors should also be ruled out. Thicker calves than thighs may also have other causes, it is recommended to consult a doctor in time, a clear diagnosis, and active treatment of the original disease.