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) .
The normal human body temperature is 98.6Â°F. However, many people are not aware of the fact that this number can change depending on the time of the day, as well the activity level of the individual. In general, body temperature can fluctuate as much as 1 degree below or above 98.6Â°F throughout the day.