What is Radon? Radon is a gas that you cannot smell, taste or see. Radon forms naturally when uranium, thorium, or radium, radioactive metals, breaks down in rocks, soil and groundwater. People can be exposed to radon primarily from breathing radon in air that comes through cracks and gaps in buildings and homes.
The term 'prevalence' of Ehlers-Danlos syndrome usually refers to the estimated population of people who are managing Ehlers-Danlos syndrome at any given time. The term 'incidence' of Ehlers-Danlos syndrome refers to the annual diagnosis rate, or the number of new cases of Ehlers-Danlos syndrome diagnosed each year.
People with Ehlers-Danlos syndrome have some degree of joint looseness; fragile, small blood vessels; abnormal scar formation and wound healing; and soft, velvety skin that stretches excessively but returns to normal after being pulled. Some forms can cause problems with the eyes and spine.hlers-Danlos syndrome can also lead to weak internal organs, including the uterus, intestines, and large blood vessels. Mutations in several different genes are responsible for varying symptoms in the several types of Ehlers-Danlos syndrome.