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Tick season has arrived, which means that between now and September in the United States, you're more likely to discover a tick on your skin after spending time outdoors. In fact, emergency room visit...

Geo-Targeted Implementation of a Novel Mobile Pharmacy and Clinic Healthcare Delivery Model with Community Health Workers for Prevention, Care, and Treatment of HIV and Substance Use is a $10 million, five-year, team science research grant funded by the National Institutes of Health's National Institute on Drug Abuse.

The virus that causes COVID-19 does not appear to linger in placental tissue after a pregnant patient recovers from acute infection, according to a case-control study published this week in JAMA Network Open. The findings suggest that placental infection is unlikely in the weeks and months after illness, even in cases with adverse outcomes. “Our motivation for doing the study was to see if there was 'long COVID' in the placenta,” Harvey J. Kliman, MD, PhD, director of the Reproductive and Placental Research Unit at Yale School of Medicine and senior study author, told CIDRAP news in an email. “This is one of the scariest aspects of COVID: long COVID leading to chronic brain issues.” “We just didn’t know if this could also happen in the placenta, which is a magnet for the SARS-CoV-2 virus (because the placenta is covered with ACE2 [angiotensin-converting enzyme 2], the receptor for the spike protein of the virus),” he added. “So we thought it was necessary to look at this issue.”

You probably can’t keep every tick off your property, but there are ways to deter them — which could help reduce the risk of tick-borne diseases such as Lyme.

The Department of Internal Medicine welcomes the following new faculty, staff, and postgraduate associates who joined the team in March 2026.

A new study led by researchers from the Yale School of Public Health and Mass General Brigham finds that a procedure called red blood cell exchange transfusion significantly improved outcomes for patients hospitalized with severe babesiosis, a potentially life-threatening disease spread by ticks.

The Yale Department of Internal Medicine announces its newest incoming class of residents for Match Day 2026.

After two Connecticut mothers raised alarms, Yale physicians identified Lyme disease as a tick-borne illness—changing diagnosis and treatment nationwide.

Meet some of the new professors in the Yale Department of Internal Medicine: Laura J. Morrison, MD; Onyema Ogbuagu, MBBCh; and Jaideep S. Talwalkar, MD