Title: Air conditioning health risks and benefits | HELLO!
Headings: Air Conditioning: too cool to be good for you?
Air Conditioning: too cool to be good for you?
Air con has had a bad press in recent years, but is it really as risky as we've heard?
Benefits:

Content: Sudden changes in temperature and humidity affect the respiratory system. It has a drying effect on skin and mucous membranes. It adds to ambient noise, contributing to noise pollution. The air circulation can transmit infectious respiratory diseases. Airborne dust and fungi can cause allergic reactions. Air conditioning is associated with chronic rhinitis and pharyngitis, throat irritation and hoarseness. Air conditioning can exaccerbate eye conditions such as conjunctivitis and blepharitis, as well as causing problems for contact lens wearers. Don't forget...
Air conditioned spaces should be regularly ventilated. Professional installation and maintenance is essential for both individual units and centralised systems. Keep room temperature between 21º and 25º C.
Try to maintain an average humidity of between 60% and 70%.