5 doctors weighed in:

Why does smoking usually cause raynaud's phenomenon?

5 doctors weighed in
Dr. Robert Kwok
Pediatrics
2 doctors agree

In brief: Nicotine constricts

Nicotine constricts blood vessels, so smoking can worsen raynaud's symptoms.
Caffeine can also worsen raynaud's symptoms.

In brief: Nicotine constricts

Nicotine constricts blood vessels, so smoking can worsen raynaud's symptoms.
Caffeine can also worsen raynaud's symptoms.
Dr. Robert Kwok
Dr. Robert Kwok
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