Medications

Ketamine's effect on depression may hinge on hope

In study after study, the psychoactive drug ketamine has given profound and fast relief to many people suffering from severe depression. But these studies have a critical shortcoming: Participants usually can tell whether ...

Medical research

Tirzepatide weight-loss study shows promising results

After 12 initial weeks of weight loss with intensive lifestyle intervention alone, participants in the SURMOUNT-3 study who were randomly assigned to tirzepatide for 72 weeks achieved a total mean reduction in baseline body ...

Biomedical technology

A low-cost, eco-friendly COVID test

The availability of rapid, accessible testing was integral to overcoming the worst surges of the COVID-19 pandemic, and will be necessary to keep up with emerging variants. However, these tests come with unfortunate costs.

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