Stress causes the release of a hormone called cortisol. Giving rats daily injections of corticosterone (rat cortisol) for several weeks kills certain brain cells. Stressing the rats each day for the same amount of time has an identical effect.
As soon as possible after the burn or scald, ideally within 20 minutes, cool the area of the burn using cool or lukewarm water for 10 minutes to half an hour. Do not use ice, ice water, creams, greases or butter, which can cause further damage. Butter and oils actually retain heat rather than helping to remove it.
Scalds one of most common causes of burns. 1  Ninety percent of burn injuries to children under 5 are caused by scald or contact burns. Scalding injuries and burns caused by hot tap water, hot beverages and food, and steam can easily be avoided by making simple changes in your home. 2  Related Articles.