Are there differences in the symptoms of a common cold with age? Are cold symptoms worse in adults than children? [more inside]
posted by graventy on Aug 28, 2009 - 7 answers

Here in the US, TheraFlu was reformulated a few years ago (specifics) supposedly due to the meth panic. Anyhow I feel like I've lost the one thing that actually worked and helped me sleep when I get a cold. Is it feasible to buy the original formula on the gray market from overseas?
posted by crapmatic on Jan 30, 2009 - 12 answers

How can I tell if I am experiencing allergies or a cold? [more inside]
posted by BuddhaBelly on Jul 11, 2007 - 11 answers

Immune System: Is it possible to weaken the immune system by boosting it too much and too often? [more inside]
posted by mojabunni on Feb 22, 2006 - 28 answers