Do you move around a lot during your sleep? Or have you lost your sense of smell? New insights into Parkinson’s disease suggest that these might be the early signs of changes in the brain that mean you are at greater risk of developing Parkinson’s.

Every death from malaria is a tragedy. But many infections can be prevented. This is particularly true for holidaymakers, travellers, or people visiting their families in malaria endemic areas. All they need to do is follow some very simple rules. Malaria is a complicated disease – I should know, after studying it for more than 30 years – but the solutions to avoiding and treating it can be as simple as “ABCD”. If the basics of prevention are followed, a great deal of unnecessary illness and mortality can be avoided.

Perhaps your GP has recommended you exercise more, or you’ve had a recent health scare. Maybe your family’s been nagging you to get off the couch or you’ve decided yourself that it’s time to lose some weight.How do you find the motivation, time and resources to get fit, particularly if you haven’t exercised in a while? How do you choose the best type of exercise? And do you need a health check before you start?

Sometimes it seems as if life is passing us by. When we are children, time ambles by, with endless car journeys and summer holidays which seem to last forever. But as adults, time seems to speed up at a frightening rate, with Christmas and birthdays arriving more quickly every year.