Sickle cell anemia (SS) Sickle cell anemia (SS) or sickle cell disease is a genetic blood disorder where the human body produces abnormally shaped red blood cells, often in the shape of a sickle (cres...

Pernicious Anemia definition Pernicious anemia, also known as Biermer's anemia, is a type of anemia where the human body is unable to produce enough healthy red blood cells due to insuf...

The term Arthritis has its origins in the Greek words arthron (joint) and itis (inflammation). This type of joint condition involves chronic pain, inflammation and swelling. Arthritis involves the...

Rheumatoid arthritis is, after Osteoarthritis, the second most common form of joint diseases and usually affects the fingers, wrist, ankles and feet.  Rheumatoid arthritis can affect all age group...

Osteoarthritis is the most common form of arthritis and generally affects older people in the age groups of 60 and above. This type of joint condition includes pain, swelling and stiffness in major joi...

Psoriatic arthritis is a joint condition that occurs mainly due to the complications of psoriasis ( a chronic skin disorder with the appearance of raised, red, roughened patches covered by silvery shin...

Knees are one of the most important parts of a human body that facilitate smooth movement. Proper functioning of the knees is critical for mobility of legs and daily activates such as walking. The knee...

Gout is a joint disorder caused by an imbalance of uric acid in the body. It leads to salt deposits (urates) of the acid in the joints causing inflammation. Gout can affect all age groups and both men ...

Aplastic anemia definition Aplastic anemia is primarily a blood disorder in which the body’s bone marrow fails to produce sufficient blood cells for circulation. It is a rare acquired disorder ...

Iron deficiency anemia  Iron deficiency anemia is one of the most common nutritional disorders caused due to low iron intake or insufficient absorption of iron in the body. A common cause of micr...

What are antioxidants? In medical terms antioxidants definition is - naturally occurring molecules found in various forms such as vitamins, minerals or compounds in a variety of foods that help fight...

Autoimmune diseases also referred to as collagen vascular diseases or autoimmunity are disorders where the  body’s immune system reacts against some of its own cells and produces antibodies ...

T-cells definition T-cells are coordinators of immune regulation and enhance the body’s immune responses through secretion of specialized factors which activate white blood cells that fight off ...

Heart attack is a condition which is caused due to breaking of atherosclerosis plaque or is dislodged from the wall of a vessel supplying blood to the heart and is suddenly obstructed. A blood clot can...

Heart failure or congestive heart failure (CHF) is known as the structural or functional disorder of the heart that impairs its ability to pump a sufficient amount of blood throughout the body. Due to ...

Coronary Heart Disease Definition Coronary artery disease (CAD) or coronary heart disease (CHD) is caused due to accumulation of atheromatous plaque within the walls of arteries that supply fresh ox...

Cardiac Arrest Definition Cardiac arrest is caused due to sudden abrupt loss of heart function and as a result normal circulation of blood stops as the heart fails to contract effectively. It is gen...

A healthy and robust immune system is vital for good health and fitness. Vitamins provide the building blocks that help keep our body healthy. Some vitamins are especially beneficial in boosting our im...

B cells definition B cells are the defender cells of our body which produce antibodies to protect us from diseases and infections. They then enter the blood and circulate through our bodies. The bas...

White blood cells (WBC) or leukocytes are vital cells of the immune system protecting the human body  against infections, bacteria, microbes, viruses and pathogens. These cells are produced in the...