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Swedish study reveals COVID-19 may increase glandular fever risk

Even individuals who did not become seriously ill with COVID-19 may have developed a weakened immune system that could lead to serious illnesses in the future.

17 Mar 2026

Precision mapping identifies household hotspots of schistosomiasis

High-precision mapping tools can pinpoint where schistosomiasis persists down to the household level, potentially transforming efforts to eliminate the disease affecting 250 million people, a 13-year study has found.

16 Mar 2026

Prior flu exposure may weaken the immune response to other strains

Prior exposure to one strain of influenza virus may weaken children's ability to mount an effective antibody response against their subsequent exposure to a different flu strain, according to a study led by Weill Cornell Medicine investigators.

11 Mar 2026

Severe COVID and flu infections increase risk of lung cancer

Severe COVID-19 and influenza infections prime the lungs for cancer and can accelerate the disease's development, but vaccination heads off those harmful effects, new research from UVA Health's Beirne B. Carter Center for Immunology Research and UVA Comprehensive Cancer Center indicates.

11 Mar 2026

New index provides state-level vulnerability to influenza-like illness

Infectious disease can afflict a population in complex ways. Understanding the varying risks is an equally complex challenge.

9 Mar 2026

This doctor-senator who backed RFK Jr. now faces a fight for his job — and his legacy

The ambitious liver doctor would go just about anywhere in his home state to give people the hepatitis B vaccine.

6 Mar 2026

Natural fungal supplement strengthens vaccine protection without increasing side effects

Researchers at University California San Diego School of Medicine have found that a natural fungal supplement taken at the time of COVID-19 vaccination reduced short-term vaccine side effects and helped antibodies - the body's natural immune defenders - last longer in people who had not previously been exposed to the virus.

4 Mar 2026

WHO updates 2026-2027 flu vaccine composition amidst viral evolution

The World Health Organization (WHO) today announced recommendations for the viral composition of influenza (or "flu") vaccines for the 2026-2027 northern hemisphere influenza season.

27 Feb 2026

Prior COVID infection increases kidney disease risk

Approximately one in seven adults in the United States has kidney disease, where the organs responsible for filtering waste and excess water from the blood are damaged, according to the Centers for Disease Control and Prevention.

25 Feb 2026

Lingering brain inflammation found after mild COVID infection

Even a mild case of COVID-19 or the flu can impact the body long after the fever and cough fade, according to new Tulane University research that may help explain why some people struggle to feel fully recovered weeks or months later.

25 Feb 2026

Smarter timing of cancer treatments could improve cure rates, study suggests

A new study provides hope that smarter timing of cancer treatments could improve cure rates.

20 Feb 2026

New study uncovers link between pediatric OSA and higher risk of viral infections

A five-year study has revealed that children with sleep apnea are twice as likely to contract the flu or COVID-19, regardless of their age or weight.

17 Feb 2026

RFK Jr. made promises in order to become health secretary. He’s broken many of them.

One year after taking charge of the nation’s health department, Health and Human Services Secretary Robert F. Kennedy Jr. hasn’t held true to many of the promises he made while appealing to U.S. senators concerned about the longtime anti-vaccine activist’s plans for the nation’s care.

13 Feb 2026

Safety perceptions of major vaccines show significant drop over the past three years

In a winter marked by flu outbreaks, the persistence of Covid-19, and surges of measles cases across the United States, an Annenberg survey finds that a sizable majority of Americans think the three vaccines that combat these potentially deadly illnesses are safe to take, although perceptions of the safety of all three vaccines showed a statistically significant drop over the past three years.

10 Feb 2026

New at-home tests accurately detect deadly pet parvoviruses

Pet owners want quick answers when their beloved cat or dog is sick. And if these furry friends are experiencing digestive distress, lethargy and fever, it's important to rapidly rule out serious illnesses like feline panleukopenia (also called feline parvovirus) and canine parvovirus.

10 Feb 2026

Preexisting flu immunity may offer baseline protection against avian influenza

Are seasonal flu antibodies also effective against avian flu? A team from the University of Geneva (UNIGE) has shown that a specific type of antibody associated with the former virus—already present throughout the population—may offer baseline protection against the latter.

10 Feb 2026

Influenza viruses can directly impair heart function

Mount Sinai researchers have identified a cellular mechanism linking infections from influenza A viruses (IAVs) to cardiovascular disease, providing critical insights on how influenza can damage the heart and increase the risk of a heart attack or other major cardiovascular event.

9 Feb 2026