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Opioid-involved deaths in the U.S. rose from more than 49,000 in 2019 to more than 81,000 in 2022. But Naloxone, which anyone can administer, can prevent many of these deaths. Our expert explains.

Lipoprotein(a), also known as Lp(a), is an important marker for heart disease and stroke. Our expert explains how knowing your Lp(a) levels can help you manage your cardiovascular health.

Loneliness is an epidemic in the United States. Our expert explains this distressing state and shares ways to help yourself and others.  

Rumor has it sunglasses are good for your eyes, and sunglasses are bad for your eyes. Columbia ophthalmologist Tongalp Tezel separates fact from fiction.