Many heart problems develop silently, but doctors say the body often sends early warning signals that could reveal serious cardiovascular issues.

The risk of having a heart attack or stroke rises during the holiday season. Cardiac deaths spike between Christmas and New Year's. NPR's Allison Aubrey reports on the Christmas coronary effect and ...

Lloyd-Jones says risk factors that put people in danger are present year-round, but the holidays can serve as a tipping point when multiple factors converge. "Certainly the weather is a contributor, ...