(HealthDay News) -- Pneumonia is an infection that inflames the air sacs in the lungs, says Mayo Clinic. The infection can cause cough, fever, chills and difficulty breathing. For some, especially infants and the elderly, pneumonia can be life-threatening.
To help prevent pneumonia, Mayo suggests:
Pentagon Drops Flu Vaccine Requirement For U.S. Military
Nasal Spray Flu Vaccines Create 'Battlefield' In Adults' Noses
Flu, COVID Increase Risk of Heart Attack, Stroke
New Flu Variant Could Bring Another Severe U.S. Season
Breakdown In Federal Health Tracking Leaves U.S. Vulnerable To Outbreaks, Pandemics, Experts Warn