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Rheumatoid Arthritis – History, Symptoms, and Prevention

Definition Rheumatoid arthritis (RA) is an autoimmune disease in which the body’s immune system – which normally protects its health by attacking foreign substances like bacteria and viruses – mistakenly attacks the joints. This creates inflammation that causes the tissue that lines the inside of joints (the synovium) to thicken, …

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Rickets – Epidemiology, Symptoms and Treatment.

Definition  Rickets is a bone disorder caused by a deficiency of vitamin D, calcium, or phosphate. Rickets leads to softening and weakening of the bones and is seen most commonly in children 6-24 months of age. Vitamin D promotes the absorption of calcium and phosphorus from the gastrointestinal tract. A …

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Rosacea: causes, complications and treatment

Definition Rosacea (roe-ZAY-she-uh) is a common skin condition that causes redness and visible blood vessels in your face. It may also produce small, red, pus-filled bumps. These signs and symptoms may flare up for a period of weeks to months and then diminish for a while. Rosacea can be mistaken …

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