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A Columbia mental health expert explains how grief impacts the body and shares ways to handle this difficult emotion 

Our prostate cancer expert explains the disease’s symptoms, diagnosis, and treatments—and why it’s important to catch it early.

Our environmental health researcher explains how metals end up in what we eat and how to lower the risk of exposure.

Nanoplastics are being found in our environment, our drinking water, and even our bodies. A Columbia expert shares ways to reduce your exposure.