Herbal baths are becoming increasingly popular today and are one of the common external treatments used in Chinese medicine. The herbs are selected and combined with appropriate herbs, and the steam produced by boiling the herbs is fumigated, or the decoction of the herbs is used to take a full-body or local bath to prevent and treat diseases. The therapeutic range of herbal baths covers internal, external, gynecological, pediatric, five senses, skin, etc. There are also methods of washing, bathing, dipping, impregnating and pouring. Like internal medicine, the prescription principle should be followed in the use of medicine for bathing, and different prescriptions should be chosen according to the physical condition, time, place and condition of each patient. The specific method of decoction and bathing is also elaborate: crush the drug and wrap it in gauze (or put it directly in a pot with water to get the liquid), add the right amount of water, soak it for 20 minutes, then boil it for 30 minutes, pour the liquid into a basin, and wait for the right temperature to take a bath. There is the fumigation method of fumigation followed by bathing, and there is also the rubbing method of bathing while rubbing. The local therapeutic effect is more obvious The medicinal bath includes the whole body bath and the local bath. The whole body bath is to make use of the warmth of the bath water and the efficacy of the medicine to open the couples around the body and open the hairy orifices, so as to generate sweat and reduce fever, dispel wind and dampness, warm the meridians and disperse cold, unblock the meridians and channels, harmonize the qi and blood, eliminate swelling and pain, and remove blood stasis. Local bathing is to use the combined effect of heat and medicine to penetrate directly into the local skin couples, and play the effect of clearing heat and detoxifying, eliminating swelling and dampness, dispelling wind and killing insects, stopping itching, invigorating blood and moving qi, softening keratin, dispelling decay and creating new muscle. The medicinal bath includes head and face bath, eye bath, hand and foot bath, sitting bath and other forms. Its use of drugs through the skin, orifices, acupuncture points and other parts of the absorption, into the meridians and blood channels, the transmission of the whole body and play its pharmacological effect. It can also play a local therapeutic and health-care role on the lesion. The local therapeutic effect is more obvious. Simple medicinal baths at home The following simple and effective medicinal baths are commonly used and can be operated at home. Bath of anemone: add a dozen drops of anemone to the bath water, it will cool the body and prevent prickly heat; bath of ten drops of water: add three to five drops of ten drops of water to the bath water, after the bath, the eyes will be clear and the body surface will be cool and comfortable. Especially for children’s first heat rash; Rindan bath: adults add a packet of rindan in the water, children add half a packet, stir and make it dissolve, after the bath, the spirit of relaxation, help to eliminate the summer heat refreshment; Tsui Yi bath: take a number of Tsui Yi (watermelon rind), peel and pound the juice, apply the body 5 to 6 minutes after washing with warm water, or directly rub with melon rind for ten minutes, and then rinse with water. This method can not only prevent prickly heat, often wash can also make the skin tender; chrysanthemum bath: take the appropriate amount of chrysanthemum, decoction of juice to dregs, add the bath water, wash bubble about 20 minutes, and then rinse with water. This bath has heat, bright eyes, fire, brain function, the most suitable for brain workers bath; fragrant vinegar bath: add a little vinegar in the bath water, bath after the body comfortable, and soft and shiny hair, easy to comb. Apparatus, time to pay attention to the whole body bathing utensils require clean and greasy, smooth inner surface without spikes, thorns, the right size, the texture of wood is the best, followed by pottery, enamel, etc.. Local bathing utensils preferably with copper appliances, can first decoction, and then bath, very convenient. Aluminum is the second best, it is best not to use iron utensils, you can also first use casserole, pottery decoction into the bath, poured into the enamel, wooden basin to use. When applying the bath continuously, you should use a covered container. Be sure to wash it well before and after use. Also, it should be noted that full-body medicated baths should not be taken within half an hour before or after a meal. The stomach and intestines are empty before meals, and excessive sweating during bathing can easily cause deficiency. Immediately after a meal, the bath will cause a reduction in blood in the stomach and intestines or internal organs, and blood tends to the surface, which is not conducive to digestion and can cause gastrointestinal discomfort and even nausea and vomiting. The whole body should slowly get up from the bath after the medicated bath to avoid postural hypotension, causing dizziness and falls. The bath time should not be too long, half an hour is appropriate. Before going to bed, it is not advisable to take a full-body hot water bath to avoid excitement, which may affect sleep. When taking a bath, the room temperature should not be lower than 20℃, and when taking a local bath, attention should be paid to keeping the whole body warm. The bath solution for external use should not be taken internally. A dose of medicine can be used several times, a dose of medicine can be used for 5-7 days in winter and 2-3 days in summer. Finally, it should also be noted that several types of people should not use the medicinal bath. Such as severe cardiopulmonary insufficiency or low, hot water bath will make the skin vasodilatation, increasing the cardiovascular burden; another example is myocardial infarction, coronary artery disease, aortic aneurysm, arteriosclerosis, severe hypertension patients. However, the feasible local drug bath, the treatment range is small, and the systemic impact is not significant.