The weather is cold, many people will sleep in the blanket hot water bag. After deep sleep, because the skin is not sensitive to temperature, long-term "sticky" in the hot water bag does not change the location, wake up after the discovery of blisters, Zhang Jue introduced, this burn is "low temperature burns."
Experts show that people who are low-temperature burns are generally sleeping at night or feel depressed people. Low-temperature scaly surface does not look serious, scalding blisters began to hurt, but the actual "three burns", this scald is more difficult to recover than acute burns. Such as improper handling will be festering, some long time can not heal.
Hot water bottle is not hot why not burn people? Experts explained that prolonged exposure to 40 ℃ -50 ℃ heat source may lead to low temperature burns. Contact with the temperature of 70 ℃ for one minute, the skin may be burned; when the skin contact temperature of 60 ℃ for more than five minutes, it may cause burns. In other words, the higher the temperature, the longer the duration, the more severe burns. In addition to hot water bottle, warm baby, electric blanket, heaters will cause low temperature burns.