A dry, indoor environment Dry air can aggravate an already irritated nose and throat, making your nighttime cough worse. You can try a humidifier to put moisture back into the air and make it easier to breathe, but be sure to take proper care of the unit. “Humidifiers are not always safe,” warns Blass.
Keeping this in view, can dry air give you a cough?
Some people start coughing when they breathe very dry, heated air. Chronic dry coughs are usually caused by irritation from cigarette smoke, environmental irritants, allergies, postnasal drip, or asthma. Several chronic lung diseases also cause a dry, hacking cough.
Can dry air make you sick?
Because your nose needs gooey mucus to trap viruses and other icky invaders before they can get you sick, dry nostrils can also make you more vulnerable to colds, sinus infections, and the flu. Cold, dry air plus those allergens can also irritate your airways.
Is a dry cough contagious?
But a cough also can be a method of spreading a viral or bacterial infectious disease if the disease is transmitted by airborne droplets. Consequently, people are understandably concerned that coughing is "contagious". However, what is actually contagious is the infecting pathogen, not the cough itself.