What Is Altitude Sickness If you’ve ever walked up a mountain and felt yourself getting sick or dizzy, you may have experienced altitude sickness, also called mountain sickness. This situation happens when you travel to a high altitude (height) too promptly.It doesn’t happen only to hikers. Just visiting a high-altitude location can create difficulties for […]

What Is Tuberculosis Tuberculosis (TB) is a potentially serious infectious disease that mainly affects the lungs. The bacteria that cause tuberculosis are spread from person to person through tiny droplets released into the air via coughs and sneezes. Once rare in developed countries, tuberculosis infections began increasing in 1985, partly because of the emergence of

What Is Sleep Apnea Sleep apnea is a serious sleep disorder that happens when a person’s breathing is interrupted during sleep. People with untreated sleep apnea stop breathing repeatedly during their sleep, sometimes hundreds of times during the night. If it’s not treated, sleep apnea can cause a number of health problems, including hypertension (high blood pressure), stroke, cardiomyopathy (enlargement of the

What is COPD? The chronic obstructive pulmonary disease commonly referred to as COPD is a group of progressive lung diseases. The most common of these diseases are emphysema and chronic bronchitis. Many people with COPD have both of these conditions. Emphysema slowly destroys air sacs in your lungs, which interferes with outward airflow. Bronchitis causes inflammation and narrowing