经常用热水泡脚身体会发生什么变化？这4类人千万别乱泡

Core Viewpoint - The article discusses the traditional practice of foot soaking in hot water, its purported health benefits, and the scientific evidence supporting or refuting these claims, while also highlighting the potential risks for certain populations. Group 1: Benefits of Foot Soaking - Foot soaking can improve sleep quality by promoting blood circulation and helping the body to cool down, which facilitates the transition into sleep [2] - A study published in the International Journal of Nursing Research indicates that foot soaking can assist healthy individuals in achieving better sleep [2] Group 2: Limitations and Risks - Foot soaking is not a universal remedy for insomnia, as sleep disorders can stem from various physiological and psychological factors [4] - Certain populations, such as children, patients with varicose veins, arterial occlusion, diabetes, and athletes' foot, may experience negative effects from foot soaking [7][10][12][13] Group 3: Proper Foot Soaking Practices - Recommended water temperature for foot soaking is around 40 degrees Celsius, and soaking time should not exceed 30 minutes to avoid skin damage and increased heart load [5][6] - It is advised not to test water temperature with feet due to reduced sensitivity in foot skin [6] Group 4: Misconceptions about Foot Soaking - The addition of herbal materials to foot baths does not significantly enhance health benefits, as the absorption rate through the skin is low [15][16] - Claims that foot soaking can treat systemic diseases are unfounded, as the effects are localized and do not influence overall body circulation [18] Group 5: Health Indicators from Foot Conditions - Unexplained itching or unusual wear patterns on shoes may indicate underlying health issues, such as fungal infections or diabetes, which require medical attention [20][21][23]