These headaches have distinct features, such as an unusual duration or pain associated with a certain activity. Although these headaches are generally considered primary, each of them could be a symptom of an underlying disease. These headaches include: 1  Chronic daily headaches. 2  Cough headaches. 3  Exercise headaches.
Most people think of a normal body temperature as an oral temperature of 98.6Â°F (37Â°C) . This is an average of normal body temperatures. Your temperature may actually be 1Â°F (0.6Â°C) or more above or below 98.6Â°F (37Â°C) .
Average human body temperature. Body temperature changes throughout the day. It is the lowest in the early morning between 4 and 6 a.m., and the highest in the early evening between 6 and 8 p.m. Normal temperature is about 37Â°C or 98.6Â°F.However, it can be as low as 36.1Â°C (97Â°F) in the early morning to a high of 37.2Â°C (99Â°F) in the evening and still be considered normal.ody temperature above or below normal without any reason is a symptom of underlying medical condition. Normal human body temperature (its technical term is normothermia) at the core is 98.6Â°F or 37Â°C. Of course, there are variations of the temperature on factors the time and place of the measurement.