Influenza, or its more common name, "the flu", is a viral infection that occurs mostly in the winter and late autumn by either the A or B virus.
Between 3-5 million people globally are affected by the flu each year, and between 3,000-50,000 deaths occur annually from seasonal flu in the U.S. alone. Read more in this patient education guide.
Common symptoms resulting from the flu typically occur 1-4 days after exposure and include:
The flu can resolve spontaneously in 1-2 weeks, but in immuno-compromised individuals can progress to:
Receiving the flu shot, which is usually given between September and February each year, may prevent contracting influenza.
While everyone over the age of 6 months is eligible to receive the vaccine, those who are at high risk for susceptibility and should strongly consider receiving the shot include:
Doctors by Specialist Type
Allergists and Immunologists | Anesthesiologists | Cardiologists | Critical Care Practitioners | Dentists | Dermatologists | Emergency Physicians | Endocrinologists | Gastroenterologists | Geriatric Doctors | Hematologists | Infectious Disease Doctors | Nephrologists | Neurologists | Oncologists | Ophthalmologists | Otolaryngologists | Pain Management Doctors | Pathologists | Physiatrists | Pulmonologists | Psychiatrists | Radiation Oncologists | Radiologists | Rheumatologists | Sleep Medicine Doctors | Sports Medicine Doctors | Urologists >> See All Specialists