Flu Symptoms 2024 Adults. Learn when flu season starts and ends, who should get a flu shot, how well it works, and what to do if you get sick. Find out how to get your flu vaccine for.
Learn how to recognize the signs and symptoms of influenza (flu), a contagious respiratory illness that can cause fever, cough, sore. Retired nurse practitioner lynda hoerauf, 86, is pictured at her home in hebron, n.d., on may 23.