4. HEAT STROKE
(1) Heat exhaustion, according to Webster, is a condition which often occurs when people exercise, work or play in a hot, humid place and body fluids are lost through sweating, causing the body to overheat. Heat stroke on the other hands is a medical emergency characterized by sudden loss of consciousness and by failure of the heat-regulating mechanism, as manifested by high fever usually above 104 degrees Fahrenheit and cessation of sweating.
(2) These two conditions are usually experienced by the people during summer or at any hot days and with activities that entail long exposure to heat. They may not know how to treat and prevent these conditions from happening that is why most of the time resulting to some, getting "bogged down" during activities and/or at summer season.
(3) In order to prevent heat exhaustion, familiarize yourself with the signs and symptoms. These are as follows: nausea, vomiting, fatigue, weakness, headache, muscle cramps, and dizziness. Different people may also have different symptoms and signs of heat stroke which includes high body temperature, the absence of sweating, with hot red or flushed dry skin, rapid pulse, difficulty breathing, strange behavior, confusion, hallucinations, agitations, coma, seizure and disorientation.
(4) Here are some measures to help prevent stroke; acclimatize to hot conditions slowly, stay well hydrated, replace lost of electrolytes such as sodium, potassium and magnesium with food or sports drink, use sunscreen to prevent sunburn which can limit the skin's ability to cool itself, and take a rest by having a good sleep before any activity. Aside from that, you can move your feet when feeling numb, inhale and exhale when you start feeling dizzy to have enough supply of oxygen into your brain, and never close your eyes for you might end up lying on the ground or so.
Question: The word "cessation" in the passage is closest in meaning to
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