How Do Short Acting Bronchodilators Work?

How Do Short Acting Bronchodilators Work? Bronchodilators relieve asthma symptoms by relaxing the muscle bands that tighten around the airways. This action rapidly opens the airways, letting more air come in and out of the lungs. As a result, breathing improves. Bronchodilators also help clear mucus from the lungs. What are short-acting bronchodilators? What Are