(HealthDay News) -- About 10 percent of Americans get the flu each year, mostly as the weather turns colder.
While for most people the flu is a major inconvenience but a minor health threat, for older adults and others with weaker immune systems, the flu can be life-threatening.
The U.S. National Institute on Aging says you should contact a doctor without delay if:
Babies' Exposure to Household Cleaning Products Tied to Later Asthma Risk
Indoor Pollutants May Raise Allergy Risk in Toddlers
Insect Stings Are Just a Buzzkill for Most Folks
What to Know If You're Headed to College With Asthma or Allergies
