Jewelry could cause dermatitis. Generally speaking, pure gold and silver jewelry have stable performance, the probability of the occurrence of skin sensibility is low. But people who have allergic constitution will easy to suffer from the dermatitis, due to some stimulus.
People often wear rings all the year round; this will make fingers numb, acid swelling, painful. Seriously, it will lead to deformation of fingers. If not put off in time, it will affect the blood circulation, even lead to partial necrosis. If wear ring for a long time, the skin below will hard to clean, thus, the bacteria and viruses will multiply; the pathogenic micro-organism will cause infection. So, remember to pick your ring once a while.
It is unhealthy to make your ears pierced on the street randomly. Because the tool that used for piercing are not disinfect completely will make you infect with tetanus. So you'd better go to hospital to pierce ears. Besides, you should avoid piercing in summer, because in summer we will sweat more, a little neglect will cause inflammation to ears. What's more, if you wear earbobs in premature time, the friction between earrings and skin may result in skin ulcers.
Radioactive jewelry disease
A health institution in New York made a test in thousands of gold jewelry, and they find that about 70 pieces of jewelry contains radioactive element. Some radioactive elements such as, polonium, cobalt, radium, etc, often live along with gold mine. In the process of mining, smelting, and producing golden jewelry, it is evitable that a small amount of residue of radioactive elements. When wear these jewelry with radioactive elements, the skin that contact with them will be exposed to radiation, thus cause radioactive disease, and seriously will cause radiation cancer.