Catherine O’Hara’s death from a pulmonary embolism has drawn attention to this serious condition in which a blood clot lodges in the lungs. Dr. Leana Wen explains.

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Mardi Gras, also known as Fat Tuesday, marks the climax and end of the weekslong Carnival season and a final chance for ...

Lunar New Year begins February 17—here's what it celebrates, why dates shift, and what the Year of the Fire Horse means.

Here's all you need to know about Catherine O'Hara's cause of death at 71, pulmonary embolism from rectal cancer, courtesy of ...

"Home Alone" actress Catherine O'Hara's died from a pulmonary embolism. Here's what to know.