Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

If you have trouble breathing, your doctor may recommend a few tests to figure out what’s causing it. Some measure how much air you breathe in or out or how much oxygen is going from your lungs to the ...

Acute bronchitis usually resolves without treatment, but you can get rest and hydrate to support your recovery. Chronic bronchitis requires ongoing medical care due to long-term symptoms. You can take ...