Heart disease and stroke have replaced infectious disease as the top causes of early death in the Arab world, tracking the West in a trend towards lifestyle disorders.
A new vaccine being rolled out in the "meningitis belt" that stretches across north-central Africa has reduced cases of the potentially fatal disease by 94 percent.
The new MERS coronavirus that has claimed dozens of lives in the Middle East does not yet have the ability to trigger a pandemic, but vigilance is needed in case it mutates.
First cousins who marry run twice the risk of having a child with genetic abnormalities, according to the findings of a study in the English city of Bradford, published Friday in The Lancet.
The Chinese are increasingly facing diseases of affluence such as cancer, according to a study to be published Saturday in a leading medical journal, with threats to health including diet, pollution and city living.
Scans of mummies from as long ago as 2,000 BC have revealed that ancient people also had clogged arteries, a condition blamed on modern vices like smoking, overeating and inactivity.
Women can add nine years to their lives by quitting smoking before the age of 40 but still face a 20-percent higher death rate than those who never smoked.
Workers who suffer job strain are 23-percent more likely to have a heart attack than stress-free counterparts, but the risk is far smaller than smoking or a sedentary lifestyle.