Posted by Thomas (168.191.122.65) on August 03, 2001 at 01:23:01:
In Reply to: Related to Smoking? posted by ErikaH on July 31, 2001 at 13:52:21:
There seems to be a correlation between smoking an clusters but not necessarily a cause and effect relationship. Quitting doesn't stop them and can even help during a CH. My theory is that something in the hypothalamus that makes one prone to being addicted to smoking also causes the CH.