Pericarditis happens when the thin sac-like membrane surrounding the heart (the pericardium), becomes swollen and irritated. Pericarditis is often an unexpected and short-lived (acute) condition, that usually results in chest pain and occasionally other symptoms. The condition will be considered chronic if the symptoms develop more gradually or persist. The rubbing of two inflamed or irritated layers of the pericardium against one another ... more
Tinnitus is the ringing or noise in the ears. Statistically, 20% of people have tinnitus, which is in fact not a condition, but a symptom of another initial cause such as an injury to the ear, a disorder in the circulatory system or hearing loss due to aging.
Usually, tinnitus is not a sign of a serious condition, even though it is annoying. Symptoms improve with treatment, especially if it is targeted to the identified underlying ... more
Hyperopia, which is also known as farsightedness, is a common vision condition in which objects nearby may be blurry, while the objects in the distance are clear.
Someone's focusing ability will be determined by the degree of their farsightedness. Usually, people who have severe farsightedness only see objects that are at a great distance away. However, those who have mild farsightedness could see objects that are closer. ... more
The most common form of hyperthyroidism is Graves' disease, which occurs when a person's immune system mistakenly attacks the thyroid gland causing it to overproduce the thyroxine hormone. The body's metabolic rate could be greatly increased by this higher thyroxine level, affecting the person in numerous ways, from their physical appearance to their moods.
Only in some extremely rare cases is Graves' disease ... more
Also called allergic rhinitis, hay fever causes cold-like symptoms including congestion, sinus pressure, sneezing and a runny nose. However, hay fever is caused by an allergic response to indoor or outdoor airborne allergens such as pollen, dust mites or pet dander, while a cold is caused by a virus. For some people, hay fever could get worse at certain times of the year, mostly in the spring, summer or fall. Other people have hay fever ... more
Intussusception is a rare but serious disorder in which part of the intestine — either the small intestine or colon — slides into another part of the intestine. This "telescoping" often blocks the intestine, preventing food or fluid from passing through. Intussusception also cuts off the blood supply to the part of the intestine that's affected.
Intussusception is the most common cause of intestinal ... more
