Lethal gas saves lives
Breathing in tiny amounts of carbon monoxide helps prevent miscarriage in mice. This could have potential to prevent miscarriage in humans, but researchers warn that exact timing and dosage of the treatment are crucial to avoid harm to the fetus (Medical Gas Research, ).
Rash with cash
Reckless gambling may result from low levels of noradrenaline, say researchers who scanned the brains of 19 volunteers as they placed bets. Those with the fewest noradrenaline transporters and therefore most noradrenaline were most cautious about losing money, and least rash with their cash (Molecular Psychiatry,
