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Clinicians on the front lines say HIV treatment could help end the AIDS pandemic by curbing infections. Studies have found that HIV drugs make a person less likely to transmit the virus to others because they decrease the level of virus in the body.

The Islamic holiday of Ramadan is taking place during an especially hot and humid season in Egypt. Long accustomed to triple-digit temperatures, Egyptians are turning to a favorite custom for relief from the heat: drinking fresh fruit juice after a fast.

Swimming is again the big draw in the London 2012 Olympics Monday, with four gold-medal races scheduled. Olympic competitions are being held in 22 sports today — meaning there are dozens of events. Below, we list the ones we'll be keeping a close eye on.

It may be easy to order food online, but it's also more pricey and more calorific compared to traditional ways of ordering, says a new study. It seems we lose our personal inhibitions when we don't have to talk to the seller or see other customers.

Iranian judo champion Javad Mahjoub will miss the London 2012 Olympics because of illness, according to reports. But few Olympic observers are worried about the health of Mahjoub, 21. Many see the withdrawal as a ploy to keep from competing against an Israeli.

Apple made nearly $9 billion in profits in three months — more than Mongolia produced in all of 2011. Investors aren't happy.

The first full day of Olympic competition brought moments of tense excitement, in the pool and on the archery course, among other places. But it's also time to look ahead to Sunday, which promises a day for swimming, as well as women's gymnastics, which begins qualifying rounds.

But the most likely adult users, as you might have guessed, are women between 18 and 25. Around 30 percent of white women in that age group had used an indoor tanning machine of some sort in 2010.

In opening arguments before a three-judge panel, a lawyer for Texas argued that the photo ID requirement was intended to limit voter fraud, not to curb turnout of legally registered voters. The Obama administration says it could deny minorities their rights.

The case is the fourth in recent years, and did not present a risk to the food supply. The cow presented with an "atypical" case not usually associated with an animal consuming infected feed.