Obesity is a disorder involving excessive body fat that increases the risk of health problems.
(Obesity often results from taking in more calories than are burned by exercise and normal daily activities.)
Heat stroke is the most serious heat-related illness. It occurs when the body becomes unable to control its temperature: the body's temperature rises rapidly, the sweating mechanism fails, and the body is unable to cool down. Body temperature may rise to 106°F or higher within 10 to 15 minutes.
Signs of hypoglycemia include nervousness, irritability and headaches. Hypoglycemia is having a low blood sugar. It occurs when glucose drops below normal levels. Hypoglycemia can be treated by eating or drinking an amount of glucose rich food. The answer to the question given is Hypoglycemia.