Tension headaches usually occur because of physical or emotional stress placed on the body. Symptoms of a tension headache include pain which is described as âtightnessâ that begins in the back of the head and upper neck. It is usually mild in intensity, bilateral and not associated with vomiting or sensitivity to light. Usually, these headaches do not impair function.
Normal body temperature can range from 97.8 degrees F (or Fahrenheit, equivalent to 36.5 degrees C, or Celsius) to 99 degrees F (37.2 degrees C) for a healthy adult. A person's body temperature can be taken in any of the following ways: Orally.
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.