Research | Penn Today

Five takeaways on urbanicity and depression research

Colin Xu and Robert DeRubeis discuss a recently published meta-analysis of the effects of urbanicity on depression in developing and developed countries.

Long COVID brain fog may originate in a surprising place, say scientists

A study by Christoph Thaiss and Maayan Levy of the Perelman School of Medicine and colleagues finds that long COVID’s neurological symptoms, like brain fog, memory loss, and fatigue, may stem from serotonin reduction.

Uncovering the role of skin microbiome and immune response in cutaneous leishmaniasis

Two new studies led by Phillip Scott of the School of Veterinary Medicine and Elizabeth Grice of the Perelman School of Medicine demonstrate how bacteria found in leishmaniasis skin lesions and an associated immune response drive disease burden and treatment failure—and suggest new possibilities for treatment of the parasitic disease.

Pregnant person standing on a floor scale.

High pregnancy weight gain tied to higher risk of death in the following decades

Findings from a Penn Medicine study, which analyzed 50 years of data, highlights the health risks tied to conditions like heart disease and diabetes that can occur when more weight is gained in pregnancy than recommended.

Long COVID research is in its ‘most hopeful’ phase yet

A study by Christoph Thaiss and Maayan Levy of the Perelman School of Medicine and colleagues suggests that serotonin could be a target for long COVID treatment.

A crucial pattern behind long COVID may have been identified

A study by Christoph Thaiss and Maayan Levy of the Perelman School of Medicine and colleagues suggests that several current hypotheses for the pathophysiology of long COVID are linked by a single pathway that is connected by serotonin reduction.

A sunset over Los Angeles in a heat advisory.

Experiencing record-breaking heat days affects perception of weather trends

New research from Penn’s Annenberg Public Policy Center finds that for residents in areas with record-breaking heat, the perception that the weather is getting hotter increases.

Outside of Penn Carey Law from sidewalk.

Privacy and racial justice in law

In the Richmond Journal of Law & Technology, Melany Amarikwa explores the harms perpetuated by TikTok’s unique use of recommendation algorithms.

Is AI about to transform the legal profession?

A collaborative study from Penn estimates that the legal sector is the industry most likely to be impacted by AI.

If you make your employees feel too comfortable, they just won’t work as hard, study suggests

A paper co-authored by Peter Cappelli of the Wharton School explains why the case for psychological safety at work is narrower than most people might expect.

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