
Health effects of relative humidity in indoor environments
Human comfort is determined by a combination of the effects of relative humidity and ambient temperature. When there is excess humidity in the air, our body's ability to cool itself through perspiration is inhibited. One way an air conditioner makes us feel cooler is by reducing the amount of moisture in the air. Maintaining indoor comfort at the right level can affect our health. According to the US National Library of Medicine National Institutes of Health: "A review of the