Asthma is characterized by inflammation of the bronchial tubes with increased production of sticky secretions inside the tubes. People with asthma experience symptoms when the airways tighten, inflame, or fill with mucus. Common asthma symptoms include:
- Study: Asthma Often Undetected in Urban Teens
- Pets Can Double as Asthma Antidote
- Asthma-Obesity Link May Cut Both Ways
Dust and pets are common allergens, but what not-so-obvious triggers are making it hard to breathe?
An asthma attack can be serious and scary. Here’s what happens to your airways and why it’s hard to breathe.