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Using optogenetics, anxiety cells in the brains of mice light up when the animal is stressed. Image by Lab of Rene Hen, Columbia University Irving Medical Center

Using optogenetics, anxiety cells in the brains of mice light up when the animal is stressed. Image by Lab of Rene Hen, Columbia University Irving Medical Center

'Anxiety Cells' Identified in the Brain's Hippocampus

Research
The rapid spread of the flu has led to many questions, including why it appears to be unusually severe this year, whether the vaccine is effective and how people can avoid catching the flu.

The rapid spread of the flu has led to many questions, including why it appears to be unusually severe this year, whether the vaccine is effective and how people can avoid catching the flu.

Why the Flu Season is So Bad This Year

Research
In recent years, non-cigarette tobacco products have become increasingly popular among youth, especially e-cigarettes, the most common form of tobacco used by youth.

In recent years, non-cigarette tobacco products have become increasingly popular among youth, especially e-cigarettes, the most common form of tobacco used by youth.

Youth Using Alternative Tobacco Products Are More Likely to Smoke 1 Year Later

Research
School of Medicine faculty and staff reflect on their lived experiences as they relate to diversity, equity, and inclusion.

School of Medicine faculty and staff reflect on their lived experiences as they relate to diversity, equity, and inclusion.

Creating Equitable and Inclusive Learning

Diversity, Equity & Inclusion