Pathogen Transmission

Tick bites can cause a variety of diseases but staying vigilant can help you protect yourself.

Bacterial load in gonococcal infections may guide treatment decisions, offering doctors new tools for managing asymptomatic patients.

Measles cases are likely being underreported in the U.S. as public health officials scramble to find resources to manage a ballooning outbreak in Texas according to a CDC scientist.

Climate change is expanding disease zones, and innovative tools are now available to help doctors monitor and prevent climate-related outbreaks.

For the first time since Robert F. Kennedy Jr. became health secretary, vaccine advisers to the CDC are meeting to discuss vaccines for RSV, HPV, COVID and more.

It comes as experts say cases of infections that are resistant to current treatments are on the rise.

Misinformation about measles and the MMR vaccine can put people at risk. Here's what to know.

A tale of two warriors fighting to rally support and 'get the cure to the disease'

A single bite from one of several tick species can trigger a months-long meat allergy.

A study by the CDC, FDA and USDA used whole-genome sequencing (WGS) and machine learning to identify chicken and vegetables as leading sources of

Kathryn Schulz writes about what it's like as a parent of young children to deal with constant colds, flus, and other common illnesses.

Seven E. coli and 13 Cryptosporidium outbreak investigations in England and Wales required APHA assistance in 2024, according to a recent report. The

Health secretary RFK, Jr. has repeatedly suggested that farmers should let bird flu spread through flocks. Experts explain why that's a dangerous idea

Measles continues to spread in Texas and other states and has caused the first reported U.S. death from the virus in a decade. Vaccination data over time reveal vulnerabilities in protection

Experts have expressed concerns that disruptions to treatment will allow the bacteria to further mutate to new, untreatable forms.

Two dozen people were sickened in the Netherlands after eating blueberries contaminated with hepatitis A. The National Institute for Public Health

Daily oral drug reduced COVID-19 risk by 67% in exposed but uninfected adults

A new H5N1 bird flu mutation has appeared in a cluster of infected dairy cows. It's a genetic change that scientists say could not only make the virus more lethal, but increase its spread between mammals and possibly humans.

The UN World Health Organization (WHO) has stepped up efforts to improve vaccination coverage in the Democratic Republic of the Congo (DRC) by providing vital logistical support, including boats and motorcycles to reach remote communities along the Congo River.

On the five-year anniversary of the Covid pandemic, a Times reporter, Apoorva Mandavilli, looks back at the success of, and the backlash to, the mRNA vaccine. There's no question that this vaccine technology saved millions of lives. But the vaccine couldn't provide total protection against transmission or infection, and there were rare cases of side effects, leading to confusion among the American public.