Asthma Night Sweats: Why They Happen and How to Get Relief

If you have asthma and wake up drenched in sweat, you’re not crazy. Night sweats are a common side effect that many asthmatics ignore until they start messing with sleep. The good news? Most of the time you can spot the trigger and make a few easy changes to cool down your night.

What Triggers Night Sweats in Asthma?

First off, think about what’s happening in your lungs while you snooze. During an asthma flare, the airway muscles tighten and produce extra mucus. Your body ramps up the effort to stay oxygenated, which can raise your heart rate and body temperature. That extra heat often spills out as sweat.

Airway inflammation isn’t the only culprit. Certain asthma meds, especially oral steroids, can mess with your hormone balance and make you sweat more at night. Even inhaled steroids can have a mild effect if you’re on a high dose.

Don’t forget the environment. A bedroom that’s too warm, heavy blankets, or a humid night can amplify sweating. If you’re using a space heater or have a pet that sleeps with you, the extra heat adds up quickly.

Simple Steps to Cool Down and Breathe Easy

Start by checking the temperature. Aim for a cool 65‑68°F (18‑20°C). A fan can help circulate air without blowing directly on your face, which might trigger coughing.

Swap heavy blankets for lightweight, breathable sheets. Cotton or bamboo fabrics let moisture escape, keeping you dryer throughout the night.

If you’re on steroids, talk to your doctor. Sometimes a lower dose or a switch to a different inhaler can cut down on night sweats without sacrificing asthma control.

Keep your rescue inhaler nearby. A quick puff at the first sign of nighttime wheezing can stop a flare before it spikes your heart rate and temperature.

Hydration matters too. Drink a glass of water before bed, but avoid caffeine or sugary drinks that can stimulate the nervous system and raise body heat.

Finally, try a short, gentle stretch routine before bed. Deep breaths and light yoga moves open up the airways, reduce stress hormones, and can lower the likelihood of a sweaty night.

Remember, night sweats aren’t just a nuisance—they’re a signal that something in your asthma management needs attention. By tweaking your meds, cooling your bedroom, and staying on top of inhaler use, you’ll likely see fewer drenches and more restful sleep.

If the sweats persist despite these tweaks, schedule a check‑up. Your doctor may want to run lung function tests or adjust your treatment plan. You deserve a night’s rest that doesn’t feel like a sauna, and with a few practical changes, you’re on the right track.