Cold and Flu Resources
- Should You Call the Doctor for a Fever?
- Is It a Cold, Strep or Tonsillitis?
- Hearing Loss? Check Your Symptoms
Flu Vaccine Topic Guide
Flu Vaccine: Flu vaccines may be composed of weakened live flu viruses or killed viruses that protect a person from developing influenza once administered. Reactions to the seasonal flu and H1N1 flu nasal-spray vaccines and shots include headache, nasal congestion, low-grade fever, sore throat, and muscle cramps.
Fever in Children Fever is defined as a rectal temperature over 100.4 F or 38 C. Fever isn't life-threatening unless it is persistently high -- greater than a 107 F rectal temperature. Fever is usually caused by an infection. Treatment focuses on controlling the temperature, preventing dehydration, and monitoring for serious illness.
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