Andy Champ wrote:
Matt wrote:
On Wed, 20 Feb 2008 20:53:12 +0000, Andy Champ
wrote:

Curiously my son's asthma improved once he started spending time in
smoky pubs...

Pure unadulterated bull****.



I'll admit it's probably coincidence, but it isn't bull****.

It's certainly well documented that exposure to allergens can
desensitize people to them - eg kids from homes with pets have less asthma.

David