Cold is generally not very recommended to steam the hot springs, because it will trigger dehydration, but if like just cold, feel a gust of wind blowing a bit of headache, a bit of the body condition of the time, that time to do a little sweating steam is not a problem. Because at the beginning of the body has not entered into the stage of heat and dehydration, because just cold, this time the steam can by the way directly through the sweat to drive out the cold, in fact, similar to the effect of drinking ginger water, this can be done. But must pay attention to is just cold, this time is generally not more than 12 hours, more than 12 hours or more, basically the situation has entered the body inside, may induce more inflammatory response in the body, for example, some people can start to have a sore throat or fever these symptoms, once this situation is not recommended to go to the sweat again, to prevent excessive dehydration, affecting the healing of the cold.