The inability to distinguish certain shades of color is called poor color vision. Although many people call it colorblindness, true colorblindness describes a total lack of color vision. The ability to see only shades of gray is rare.
Most people who have poor color vision are unable to tell the difference between some shades of red and green. People with this condition can't distinguish between shades of blue and yellow.
In ... more
Latex is a product that is manufactured from a milky fluid derived from the rubber tree (Hevea brasiliensis), which is found in Africa and Southeast Asia. Latex allergy is a reaction to certain proteins that are found in natural rubber latex. In case someone has a latex allergy, their body will mistake latex for a harmful substance.
Allergic reactions could be caused by latex allergy, which range from a runny nose or sneezing ... more
Also called Behcet’s syndrome, Behcet’s disease is a rare disorder that causes chronic inflammation in blood vessels throughout the body, leading to a variety of symptoms that may initially seem unrelated.
Generally, the signs and symptoms of Behcet’s disease vary from one person to another and could come and go on their own. Some of these symptoms are skin rashes and lesions, genital sores and mouth sores.
The ... more
In case a person experiences a combination of schizophrenia symptoms, including delusions or hallucinations; in addition to mood disorder symptoms, such as depression or mania, then that person has a condition called schizoaffective disorder.
This condition isn't viewed as a distinct disorder by all experts because even though some agree that schizoaffective disorder is a separate disease with its own symptoms and ... more
A spinal cord injury usually causes permanent disability or paralysis and a loss of sensation below the site of the injury. Because of this, spinal cord injury affects every aspect of someone’s life.
Damage to the spinal cord can't be reversed, however, with proper treatment and rehabilitation a person may be able to lead a productive and independent ... more
Also called undulant fever or Mediterranean fever, brucellosis is a serious bacterial disease that causes fever, joint pain and fatigue. The bacteria called brucella cause brucellosis, which spread from animals to people, usually through unpasteurized milk, cheese and other dairy products.
This disease affects hundreds of thousands of people and animals each year in Mediterranean countries and other areas.
The bacteria can spread ... more