After extensive research I've learned that CREST syndrome results chronic halitosis.
Sorry I couldn't help but smile. Did the toothpaste manufacturer know that there was a disease out there before they named their product or is it a bad acronym either way the marketing execs can't be happy.
It is associated with scleroderma. Best thing is to google it as each letter represents an issue.
Lupus is a disease that affects the body,skin,organs etc. Crest mostly affects the skin,causing it the harden.
Lol @A MyLupusTeam Member. Thanks everyone.