Lung Cancer
What is Lung Cancer? Lung cancer, regularly known as lung carcinoma because it accounts for around 98–99 percent of all lung malignancies, is a malignant lung tumor characterized by uncontrolled cell proliferation in lung tissues. Lung carcinomas develop from transformed, malignant cells that begin as epithelial cells or from epithelial-cell-containing tissues. Other types of lung...
Breast Cancer
What is Breast Cancer? Breast cancer develops in the lining cells (epithelium) of the ducts (85%) or lobules (15%) of the breast glandular tissue. Initially, the malignant development is restricted to the duct or lobule (“in situ”), where it usually produces no symptoms and has a low risk of spreading (metastasis). These in situ (stage...
Triglycerides
What is Triglycerides? Triglycerides are a sort of lipid (fat) found in the blood. When you eat, your body immediately converts any extra calories into triglycerides. Triglycerides are kept in the fat cells of your body. Triglycerides are then released by hormones to provide energy between meals. If you take in more calories than you...
Cholesterol
What is High Cholesterol? Cholesterol is the most common steroid compound found in body tissues. Cholesterol and its derivatives are essential components of cell membranes as well as precursors to other steroid compounds. A high proportion of low-density lipoprotein (which transports cholesterol to tissues) in the blood, on the other hand, is associated with an...
Rhinitis
What is Rhinitis? Hay fever is a form of allergy caused by pollen or dust that causes inflammation of the mucous tissues of the eyes and nose, resulting in a running nose and watery eyes. It is produced by an allergic reaction to substances in the air. Hay fever, contrary to its name, does not...
Sneeze
What is Sneezing? Sneezing, also known as sternutation, is the act of releasing a blast of uncontrolled air via the lips and nostrils. The function of sneezing is to expel mucus containing extraneous particles or irritants and cleanse the nasal cavity. A sneeze or sternutation is a semi-autonomous, convulsive expulsion of air from the lungs...
Asthma
WHAT IS ASTHMA Asthma is a chronic disease of the airways (the tubes that carry air into and out of the lungs) that causes difficulty breathing. Asthmatics frequently experience attacks of shortness of breath and gasp for air. The airways become constricted during an asthma attack due to spasms and involuntary muscular contractions. This makes...
Fever
What is Fever? Fever, medically termed pyrexia is a body temperature that is higher than normal. It is a symptom resulting from several diseases. Fever occurs in anyone regardless of age. Fever normally takes place in response to any infection as with the flu virus or even with the swelling that occurs with tissue injury...
Allergies
What are Allergies? Allergies or allergic diseases are a set of conditions due to the hypersensitivity of the immune system to certain things in the environment, which to other people are harmless. Allergy is our immune system’s response to allergens or certain external substance such as pollen, bee venom or pet dander, and even foods....
Heart Diseases
What are Heart Diseases? Cardiovascular disease or heart disease involves the heart and the blood vessels. Some of the known heart conditions are angina and heart attacks; other conditions are hypersensitive heart disease, stroke, and cardiomyopathy, rheumatic heart disease, etc. Coronary heart disease (CHD) is a major cause of death worldwide. Some of the symptoms...
