News that a quick siesta can improve cognitive function is little surprise to those who’ve seen the results of my 2pm doze, says Guardian contributor Tim Dowling
Do you need to wash your T-shirts after every wear? Probably not. What about your knickers? That depends. But more and more people are eschewing detergent to save time, money and the environment
When I was told I could reap huge health benefits by learning to walk better, I was sceptical. I was already pretty good at walking, I thought. It turned out I had a lot to learn
Most people have never heard of VO2 max. A few know it has something to do with oxygen consumption. But how is it measured? And what does a high or low figure mean?