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) .
Thermometers are used to measure the body temperature and can be calibrated in degrees Fahrenheit (Â°F) or degrees Celsius (Â°C) depending on the global region. The normal body temperature of 98.6Â°F (37Â°C) is actually an average of temperatures.A person's normal temperature can fluctuate 1Â°F (0.6Â°C) or more or below 98.6; additionally, the body temperature fluctuates the same amount throughout the day-lower in the morning and evening while higher at mid-day.he normal body temperature of 98.6Â°F (37Â°C) is actually an average of temperatures. A person's normal temperature can fluctuate 1Â°F (0.6Â°C) or more or below 98.6; additionally, the body temperature fluctuates the same amount throughout the day-lower in the morning and evening while higher at mid-day.