Do you get a headache and a sore throat as soon as you sit in air-conditioned air? Here's how to protect yourself..

Stepping into an air-conditioned home or office during scorching heat certainly offers relief, but it can also be a source of illness. Factors such as reduced humidity, cold air, and the continuous recirculation of the same indoor air can prove detrimental to health.

It is similar to how seasonal changes often trigger minor colds and fevers; likewise, the body sometimes struggles to cope with the sudden shift from high heat to a cold, air-conditioned environment, leading to adverse effects.

How can air conditioning make you sick?