
Disease is an abnormal bodily condition of a living plant or animal that interferes with functioning and can usually be recognized by signs, symptoms, and illness. Sometimes the term is used broadly to include injuries, disabilities, syndromes, symptoms, deviant behaviors, and atypical variations of structure and function, while in other contexts these may be considered distinguishable categories. A major cause of diseases are bacteria and viruses.
'Diseases' has no further sub-categories.
by: Sachin A | Published on: 4/7/06
As more and more cases of bird flu are reported, the world faces an immediate threat of a deadly pandemic. Pandemics (Global Disease Outbreaks) are known to be like flash floods. They start abruptly, spread fast and cause a lot of damage all over the world.A few facts that everyone should know:
by: Eddy Kong WW | Published on: 6/22/06
Do you enjoy the outdoors? Do you love pets? What if you had to choose between these things and your ability to breathe? Unfortunately, for many asthma sufferers, that choice is one they make every day.
by: Eddy Kong WW | Published on: 7/3/06
An allergic asthma is a chronic inflammatory disorder of the lung airways. It's symptoms are made worse by exposure to an allergen (e.g., dust, mold, pollen, dust mite allergens and animal dander) to which the patient has been sensitized.
by: Knut Holt | Published on: 7/10/06
Hypertension, or high blood pressure, is a persistent blood pressure above 90 mm Hg between the heart beats (diastolic) or over 140 mm Hg at the beats (systolic). The blood pressure varies naturally in response to stress and physical work load.
by: Knut Holt | Published on: 9/22/06
By allergy the immune system reacts against a substance that it is not supposed to react against, and the reaction is often exaggerated. Objects containing substances that commonly cause allergy are domestic dust, animal hair, household chemicals, chlorine, microorganisms, pollen, nuts, citrus fruits and seafood. Bacteria and parasites also can cause inappropriately strong immune reactions.
by: Nate Rodnay | Published on: 2/16/07
There are two major types of drug testing methods - Laboratory drug tests and on-site drug tests. Laboratory drug testing is a complex process wherein the sample of a person to be tested is taken and sent to the lab for being tested. It may take several days before the results are known.
by: Knut Holt | Published on: 7/21/07
Common cold and influenza (flu) give many of the same symptoms, and they are often mistaken for each other. However, a flu can develop serious complications, and the chance for this occurring increases if the flu is not handled properly. Therefore it is important to distinguish between these two diseases both by your children and by yourselves.
by: Knut Holt | Published on: 12/10/07
About causes and symptoms of urinary tract infection. Also about standard treatment, lifestyle measures and alternative methods to prevent and cure urinary tract infection.
by: Saiera Hilton | Published on: 8/22/08
Otitis extern is a common problem of the ears. The inflammation occurs in the outer era canal and affects the tube that is located in between the ear drum and the surface of the external ear. This disease is commonly known as swimmers ear. Generally bacterial growth of the fungal infection can cause this problem.
by: vijay kanth | Published on: 11/2/08
A lexicon would tell you that radiology is a branch of medicine, which makes use of radiation in the diagnosis and treatment of diseases. X rays, gamma rays, ultrasound waves, radioactive isotopes and nuclear magnetic resonance imaging (MRI) are commonly used for medical imaging these days.
by: Scott Gillespie | Published on: 11/21/08
Staph is the common term but it's medical term is Staphylococcus. It is bacteria which commonly lives on the skin and is harmless in this environment. It's when the skin is broken and the infection enters it that it can cause problems.
by: maria r | Published on: 1/7/09
Leucoderma is a rare skin disease characterized by white spots and patches. In this distressful but not contagious disease, there is a gradual loss of pigment called melanin from the dermal layers that results into white patches. Leucoderma may begin with a small patch but slowly and steadily spreads throughout the body. The actual cause is still not known though several studies have been conducted on the subject. Some of the perceived causes are emotional stress, hereditary factors, worms, sunburns and physical illness.