Influenza (flu) adults The flu is a respiratory tract infection and causes fever, sore throat, runny nose, headache, cough, and more. Anemia Anemia, a lack of red blood cells, can cause fatigue, pale skin, weakness, dizziness, headache and more. Aug 28, 2017 · We've all been there: burning up with fever, yet shivering with chills. It turns out that what feels like a bizarre internal thermostat malfunction is actually the body's way of fighting infection Author: Kristen Stewart.
Mar 19, 2018 · Low-grade Fever in Adults. In adults, the term low-grade fever indicates body temperature between 100 degrees F to 103 degrees F. According to health experts, low-grade fever is caused due to the body's natural defense mechanism. But, it is not clear as to why the body temperature rises as a response to infection.Author: Ningthoujam Sandhyarani. Feb 08, 2011 · In children with fever, accompanying symptoms such as lethargy, fussiness, poor appetite, sore throat, cough, ear pain, vomiting, and diarrhea are important to relay to your doctor.
A temperature above 37.7 degrees Celsius/99.9 degrees Farenheit (orally) or 38.2 degrees/100.7 (rectally) is considered as a fever in adults. For children, a body temperature above 38 degrees Celsius/100.4 Farenheit (rectally) is considered as a fever. Jun 19, 2019 · This is called fever of unknown origin. It occurs when you have a fever above 100.9˚F (38.3°C) for 3 weeks or more. The following are common causes of fever: An infection caused by a virus or bacteria. An inflammatory disorder, such as arthritis. A brain infection or injury. Alcohol or illegal drug use, or withdrawal.
Oct 07, 2018 · Fever in Adults. A fever is a body temperature above 100.4°F. A normal oral temperature for a resting, healthy adult is about 98.6°F (37°C) (for someone over 70 normal temp is 96.8°F (36°C)). Your temperature can go up or down 1 to 2 degrees throughout the day. Fever is a sign of inflammation or infection and is a common symptom of illness.