Know How Treatments for Raynaud's Phenomenon Stack Up

Cooler temps will lead to questions about managing Raynaud's.

This sudden constriction of blood vessels can cause white or blue fingers and toes, painful numbness, and tingling...and is often triggered by cold, stress, or meds such as pseudoephedrine or sumatriptan.

For most patients, Raynaud's isn't harmful. And lifestyle changes, such as using hand warmers, wearing heavy socks, limiting caffeine, and quitting smoking, can help limit attacks.