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HEALTH ALERTS
Dangers of a Tanning Salon Bronze
Women who visit tanning salons more than once a month are 55 percent more likely to develop malignant melanoma, and the risk more than doubles for women in their 20s who frequent tanning parlors, according to an eight-year study of more than 100,000 Scandinavians.
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Healthy Tanning Beds? Experts Say No
Health experts are fighting back against an aggressive campaign by the tanning industry to portray sunbathing and the use of indoor tanning beds as not only safe, but good for you.
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In-flight health issues 'on rise'
Growing numbers of older passengers and ever longer flights mean the likelihood of health problems in the skies is increasing, US researchers suggest. From blood clots to flu pandemics, both travellers and authorities should be aware of the risks - and seek to minimize them.
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Rapid HIV evolution avoids attack
HIV is evolving rapidly to escape the human immune system, an international study has shown.
The Nature study highlights just how tough it could be to develop a vaccine that keeps pace with the changing nature of the virus.
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HIV vaccine 'allows drug breaks'
Scientists are testing a vaccine designed to give HIV patients a prolonged break from their regular medication without side effects.
The Aids 2008 conference in Mexico City was told 345 patients in 21 centres in the US and Europe will take part in the largest-ever trial of its kind.
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HIV 'hides from drugs for years'
HIV can survive the apparently effective onslaught of antiviral drugs for years by hiding away in the body's cells, research shows.
The US National Cancer Institute found low levels of dormant HIV in patients seven years after they started - and responded well to - standard therapy.
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Lifestyle blamed for many cancers
Simple lifestyle and environmental changes could significantly help to cut the number of cancer deaths around the world each year, research suggests.
Experts linked more than a third of the seven million cancer deaths worldwide in 2001 to nine potentially modifiable risk factors.
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A Single Dose of Vitamin D Enhances Immunity to Mycobacteria
Vitamin D was used to treat tuberculosis in the preantibiotic
era, and 25-hydroxyvitamin D supports induction of
antimycobacterial immunity in vitro. Studies to evaluate the
effect of vitamin D supplementation on antimycobacterial
immunity have not been performed. A single oral dose of vitamin D significantly enhanced tuberculosis
contacts’ antimycobacterial immunity in vitro.
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