Swollen ankles will disappear after one night’s rest, which may be due to physiological reasons such as over-exercise, as well as pathologic reasons such as heart disease and lower extremity vascular disease.
1. Physiological reasons: commonly found in long time walking or running, due to the ankle in the low position and weight bearing, can lead to ankle fatigue, local lactic acid accumulation, ankle swelling, usually after sufficient rest, elevate the affected limb, can gradually disappear.
2. Heart disease: due to the existence of heart disease, the patient’s cardiac insufficiency reduces the return blood volume, which produces ankle edema, after resting and elevating the lower limbs, the return blood volume increases, and the swelling can be relieved or disappear.
3. Lower extremity vascular disease: common in lower extremity varicose veins, venous valve insufficiency and other diseases, the patient in the standing venous return obstacles, resulting in edema, in the night lying down after resting increased venous return, edema can be effectively relieved.
Swelling of the neck of the foot to rest one night to disappear may also have other reasons, it is recommended that the patient timely hospital consultation, improve the examination to clarify the cause of the disease, to give targeted treatment or treatment.