Salt water foot soaking is contraindicated for those who have skin damage on the feet, menstruating women, too hungry and overworked, the above conditions should not be soaked feet. Salt water foot soak time can not be too long, to 15min is better; temperature can not be too high, about 45 ℃ or so.
Salt water is irritating to wounds and can cause infection of wounds, so those who have skin injury on their feet should not soak their feet in salt water. Soaking feet will promote blood circulation, menstruating women soaking feet is easy to cause excessive menstruation. Those who are too hungry and overworked will have fainting due to insufficient blood and oxygen supply to the brain.
Salt water is a high osmotic pressure liquid, long time foot soaking will lead to foot cell water loss, foot dead skin off, not recommended for a long time soaking feet. Too high a temperature can easily cause burns on the feet, especially for diabetic patients with poor peripheral circulation and slow sensory temperature of the feet, family members should try the water temperature in advance.
Salt water foot soak is recommended under the guidance of a doctor.