Some widely used diabetes medicines help control blood sugar without the heart risks suggested by earlier research, new studies find.

Although reassuring on safety, the results disappointed some doctors who had hoped the drugs would do better and help prevent heart problems, the top cause of death for people with diabetes.

With one out of four U.S. doctors older than 65, the American Medical Association adopted a plan Monday to help decide when it's time for aging senior physicians to hang up the stethoscope.

The nation's largest organization of doctors agreed to spearhead an effort to create competency guidelines for assessing whether older physicians remain able to provide safe and effective care for patients.

South Korea reported its seventh death Tuesday from Middle East Respiratory Syndrome (MERS) as the government, concerned at the economic impact, said it hoped to halt the outbreak of the virus by the end of the week.

Eight new infections brought the total number of cases to 95 in the largest outbreak outside Saudi Arabia, following the diagnosis of the first patient back on May 20.

India's government is preparing to seek damages from Nestle after a food scare involving excessive lead in its hugely popular Maggi noodles sparked a nationwide recall, an official said Monday.

The consumer affairs ministry is to seek an undisclosed amount of compensation from the Swiss giant for false advertising after the food safety regulator branded the noodles "unsafe" and "hazardous".

Iran plans to open 150 alcohol treatment centers, a health ministry official said on Monday, in an acknowledgement of the scale of abuse in a country where drinking is illegal.

The head of the ministry's drug abuse department, Dr Alireza Norouzi, told the ISNA news agency that the 150 day centers would provide special settings and educational courses to help people give up alcohol.

The world's first artificial leg capable of simulating the feelings of a real limb and fighting phantom pain will be unveiled by researchers in Vienna on Monday.

The innovation is the result of a two-fold process, developed by Professor Hubert Egger at the University of Linz in northern Austria.

South Korea recorded its sixth death and biggest single day jump in Middle East Respiratory Syndrome (MERS) infections Monday, with 23 new cases in the largest outbreak of the potentially deadly virus outside Saudi Arabia.

From just four cases two weeks ago, the total number of infections now stands at 87, including six people who have died.

Pregnant women regularly exposed to a range of detergents, solvents and pesticides have a substantially greater risk of giving birth to boys with genital deformities, according to a new French study.

The research, led by two professors at the Regional University Hospital Centre in the French city of Montpellier, found that women who regularly work with such chemicals, including cleaners and hairdressers, were at greatest risk of having sons born with hypospadias.

South Korea on Saturday confirmed nine more cases of the MERS virus, which has killed four people, but said it did not represent a spread of the outbreak as the infected were already in quarantine.

The additional cases brought the total number of people infected with the virus to 50. 

Women who undergo mammography screening reduce their risk of dying from breast cancer by 40 percent, an international study published in the United States showed.

Researchers reported that women aged 50 to 69 who received screening were 40 percent less likely to succumb to the disease compared to women who were not screened.