Latest figures suggest six in 10 men and seven in 10 women are not doing the recommended levels of physical activity.

BBC: Cycle and walking 'must be norm' for short journeys

But I think it needs to be more of a conscious thought that both physical activity and sleep are important factors for young to middle-aged women.

CNN: Exercise plus sleep may lower cancer risk in women

Dr Miller found that physical activity accounted for about half of the difference in immunity between depressed and normal women.

ECONOMIST: The power of negative thinking