] THURSDAY, May 29 (HealthScoutNews) -- Indoor swimming
] pools could be a major source of childhood asthma.
]
] That's the conclusion of a new study by Belgian
] scientists who found that exposure to a byproduct of
] chlorine used to disinfect pools damages the lungs and
] could be associated with an increased risk of asthma in
] children who swim a lot.

Interesting...

Yahoo! News - Indoor Pools May Cause Childhood Asthma