On average, we breath around 20 times per minute, every minute and every hour, day, week, month and year of our lives. It is one of the first things we do immediately after birth and one of the last ...

Key Points Development of the lung as a derivative of the upper gastrointestinal tract. Predisposition of anatomy of the lungs to aspiration of food, saliva, and vomitus. Development of four-chambered ...

A lung biopsy may be used to diagnose lung cancer. There are many kinds of lung biopsies, but common ones include needle, transbronchial, and open. In some cases, prior tests like chest X-rays or CT ...

Squamous cell lung cancer starts in the squamous cells: thin, flat cells that line the inside of the airways in your lungs. If you're diagnosed after the cancer has spread, it tends to be more ...

Cheryl Russell of Highland Beach, FL, doesn’t indulge in what she calls “symptom chasing.” After more than three decades with lupus, she refuses to head to the doctor every time she has joint pain or ...