there is a relation or correlation between secondhand smoke and children's asthma.
What is asthma?
A disease that affects the lungs. Recurrent wheezing, shortness of breath, chest tightness, and night or early morning cough. Asthma can be controlled by taking medications and avoiding triggers.
A condition in which a person's airways become inflamed, narrowed, and swollen, producing excess mucus that makes breathing difficult.
Asthma can be mild or it can interfere with your daily life. In some cases, life-threatening seizures can occur.
it can cause difficulty breathing, chest pain, coughing, and wheezing. Symptoms may worsen.
it can usually be managed with a rescue inhaler to treat symptoms and a controller inhaler to prevent symptoms. Severe cases may require long-acting inhalers to keep airways open and oral steroids.