Understanding AIDS

What Is AIDS?Understanding AIDS and HIV , Find AIDS symptoms and treatments. The AIDS virus is the result of the Human Immunodeficiency Virus(HIV), which is a disease that attacks the body's immune system. Normally, the immune system protects the body against all kinds of illnesses, but in the case of the AIDS virus, our immune system is not strong enough and the cells are destroyed. A person infected with the AIDS virus is susceptible to all sorts of opportunistic diseases that the immune system could normally destroy, if the person is healthy.

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Fines of $7 in "tough" new China anti-smoking rules

China's "toughest" ever smoking ban which aims to stop people lighting up during November's Asian Games will carry fines of $7, state media said on Wednesday, a limited deterrent to smokers in one of China's richest cities.

Record Hong Kong air pollution sparks protest

Roadside air pollution in Hong Kong hit record highs in the first six months of the year, hurting public health and economic competitiveness compared with Asian rivals, activists and lawmakers said on Tuesday.

BPA-laden dental materials prompt caution: doctors

Just had a dental filling? You might be chewing on bisphenol A (BPA), a common plastics ingredient that could have harmful effects on your health.

Splint may be as good as cast for kids' wrist fractures

A splint may work just as well as a cast in helping children with non-severe wrist fractures heal, a study published Tuesday suggests.

Half of "untreatable" asthma cases may be treatable

Good news for kids with treatment-resistant asthma: Their breathing troubles just might be treatable.

Judge refuses to lift ban on government stem cell funds

A U.S. judge refused on Tuesday to lift a ban on federal funding of human embryonic stem cell research despite Obama administration warnings it would set back key research and cost more than a thousand jobs.

Report says obesity surgery can save health costs

Providing surgical treatment for people who are morbidly obese could save British taxpayer-funded health services and the wider economy hundreds of millions of pounds a year, leading surgeons said on Wednesday.

Higher heart risk seen in younger African Americans

African Americans are known to have a higher rate of heart disease and stroke than whites, and a new study suggests that those excess risks emerge at a relatively young age.

Nasal allergies may affect infants too

A new study adds to evidence that infants and toddlers are not too young to develop nasal allergies, particularly if their parents have a history of the bothersome condition.

Pfizer, American Kennel Club reach deal

Pfizer Inc. said Wednesday its animal health unit and the American Kennel Club Canine Health Foundation entered an exclusive partnership on new areas of research on dog diseases and treatments.