Category Archives for Respiratory System

What Causes Lung Cancer?

The lung is an essential organ in the body’s respiratory system. We have two lungs nested inside our ribcage. Each lung is conical in shape and they rest on top of the diaphragm (the area that separates our lungs from our digestive system). The left lung is a little smaller than the right because the heart tilts slightly toward it. Each lung is made up of muscular tissues, bronchus, blood vessels, lymphatic vessels and other nerve endings. The main function of the lungs is to take in oxygen from...

Pain in Right Chest Area

Unlike pain in the left side of the chest, people who feel pain in the right chest area are more likely not to have heart-related conditions. Although the causes are less serious, they can still be highly dangerous to the health of many people. Patients suffering from this one usually experience severe stabbing pain, tingling sensation and dull feeling in the right, left, lower and upper parts of the right chest area. Find out more about the symptoms, treatments, diagnosis and causes of this chronic...

What Causes Lung Nodules?

Lung nodules are masses of tissues found in the lungs. They are also referred to as pulmonary nodules. A spot that has a diameter of three centimeters or less is called a nodule. A larger spot is referred to as a mass and is treated differently when it is diagnosed and evaluated. Usually smaller nodules (1cm or less) indicate a higher survival chance if the nodule is cancerous. Lung nodules are usually benign or non-cancerous but some maybe malignant and lead to cancer.  If a lung nodule is detected...