Health ❯ Risk Factors

Vulnerable Populations

Pregnant Women Chronic Illnesses Chronic Conditions Elderly Children Children and Elderly Elderly Health Age-related Risks Older Adults Elderly and Children High-Risk Groups Age Groups Chronic Illness Children and Infants Complications of Influenza Infants and Toddlers Elderly Individuals Children and Pregnant Women Listeria Infection Immunocompromised Individuals Immune System Disorders Chikungunya Virus Legionnaires' Disease Chronic Lung Diseases Seniors Asymptomatic Infections LGBTQ+ Community Chikungunya Risk Gay and Bisexual Men

Flu Hospitalizations Stay High Across U.S. as H3N2 Subclade K Drives Season

Officials urge vaccination, testing, early antivirals to curb severe illness.

L.A. County Confirms Third Local Clade I Mpox Case as Officials Probe Possible Community Spread

West Nile Season Intensifies With First LA Cases and Deaths Reported in Illinois and Michigan

First Human West Nile Cases of the Season Confirmed in Connecticut, Long Island and Trumbull County

West Nile Activity Intensifies With 2 Deaths in Minnesota and New Signals in New York, Maryland and Indiana

California Valley Fever Cases Surge Toward Another Record in 2025

Gulf Coast Sees Record Rise in Flesh-Eating Vibrio Cases This Summer

NYC Tests Cooling Towers After Five Legionnaires’ Cases in Central Harlem

Tuna Salad Recall Remains Active in Seven States Over Listeria Risk

Vibrio Vulnificus Infections Kill Four in Florida, Prompt Health Warning

West Nile Virus Confirmed in Massachusetts Goat as Illinois Reports Second Human Case