Apparently so! See link for more details:
"
Mosquitoes are drawn to carbon monoxide and lactic acid produced by muscle metabolism, and infra-red light from a human's body. There are about [glow=red,2,300]400 chemicals emitted from human skin[/glow] and [glow=red,2,300]100 compounds in human breath[/glow]
that mosquitoes can detect."
http://www.butlerrec.com/asp/news/de...asp?NewsID=215
DEET, Deet, deet, deet....
Kevin