IF YOU are an athlete in search of a chemical boost your options are limited. Many of the drugs that are known to ...

Modern humans might carry a gene variant from Neanderthals that was involved in energy production and could reduce the ...

A Neanderthal variant in an enzyme involved in energy production has been linked to ​​a 50% lower probability of achieving ...

Caffeine can kick start your senses within 15 minutes. See exactly what caffeine does to your body with this interactive graphic.