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Injections cut fat

A new slimming product can help grossly overweight people lose weight through a daily injection. Their weight loss persists after two years and there are very few side-effects, trials show.

Now we can learn more about chemicals in the body

Now it will be much easier to examine the effects of chemical substances on humans, thanks to a new computer model which compares data from all over the world.

Blood test can unveil Alzheimer's

A Danish biotech firm has developed a new test which can detect, from a bog standard blood sample, whether the person concerned has Alzheimer's disease. The test can even reveal the disease in its early stages.

Surgery gives you jetlag

The inner clock of patients who undergo surgery is disrupted in the same way as when flying eastwards over several time zones. This jetlag stresses their already severely tried bodies enough to be life-threatening.

Fast cyclists live longer

It pays to pedal hard when cycling from A to B. Doing so can extend your life by up to five years, say researchers.

Danes locate the source of cholera in Haiti

It was Nepalese soldiers who brought cholera with them to Haiti after the January 2010 earthquake, researchers have established. The ensuing cholera outbreak killed 6,000 people and made 400,000 ill.