Teens who trust online information find it less stressful

Teens’ trust in the news they consume on social media – or lack of it – may be key to whether it benefits or harms their well-being, according to Cornell-led psychology research.

University vaccine mandates saved lives, money

Colleges and universities that imposed COVID-19 vaccine mandates for students in the fall 2021 semester averted 11% of cases and reduced deaths by 5% in the surrounding communities, according to new research. 

Deer carry SARS-CoV-2 variants that are extinct in humans

White-tailed deer ­– the most abundant large mammal in North America – are harboring SARS-CoV-2 variants that once widely circulated but are no longer found in humans.

Study identifies four major subtypes of long COVID

The researchers used a machine-learning algorithm to spot symptom patterns in the health records of nearly 35,000 U.S. patients who tested positive for SARS-CoV-2 infection and later developed lingering long-COVID-type symptoms.

Seed grants foster collaboration across Cornell campuses

The funding will support preliminary disease-related research, in the latest in a series of efforts to create new opportunities for interdisciplinary research.

Shielding likely reduced COVID exposure for pregnant people early in pandemic

Those already pregnant at the beginning of the pandemic had a 50% lower exposure to SARS-CoV-2 compared with those who became pregnant after the pandemic began and the general population, Weill Cornell researchers and colleagues found.

Experimental vaccines offer long-term protection against severe COVID

Researchers from Weill Cornell Medicine and colleagues found that two-dose vaccines still provide protection against lung disease in rhesus macaques a year after they had been vaccinated as infants.

To prevent the next pandemic, restore wildlife habitats

Preserving and restoring natural habitats could prevent pathogens that originate in wildlife from spilling over into domesticated animals and humans, according to two new companion studies.

Theory explains recovery delays in COVID and cardiac patients

The long delays some COVID patients experience in regaining consciousness after ventilation may protect the brain from oxygen deprivation, new research shows.