#COVID-19 vaccine

Vaccines are tested for safety, but like all medical products, they can sometimes cause side effects.

NIAID-supported research sheds light on why healthy people of the same age respond differently to vaccines.

Older people, immunocompromised people and those with underlying health conditions can benefit most from additional shots.

People with suppressed HIV respond well to mRNA vaccines, but individuals with a low CD4 count may not be adequately protected.

The monoclonal antibody combo is used as pre-exposure prophylaxis for immunocompromised people who may not respond to COVID-19 vaccines.

NIH-supported study finds no serious complications following rare immune condition.

At least 11 people have died from COVID-19 while in ICE custody, but advocates say that may be an underestimate.

A single vaccine dose delivered to nose aims to protect children and adults against COVID.

Updated Pfizer-BioNTech and Moderna bivalent boosters contain spike proteins from the original and BA.4 and BA.5 omicron variants.

Fauci, who has directed the National Institute of Allergy and Infectious Diseases since 1984, will step down in December.

Experts are casting a wide net for treatments, with few ready for formal clinical trials.

Get a COVID booster, especially if you’re older or your immune system is compromised, and don’t forget the flu shot.

These three respiratory illnesses—and others—share many of the same symptoms.

Plus, the vaccines “offer strong protection from severe COVID-19 for all variants” for cancer patients treated with immunotherapy.

Safety tips for the evolving pandemic. Plus: Which groups—such as those with cancer or HIV—are at higher risk for COVID-19 complications?

Study finds that HIV-positive people are four times more likely to experience long-term COVID symptoms.