All exercise helps you live longer, but strength training helps you live better – here's how you can get stronger. If you watched me carry my shopping into the house the other day, you'd have caught me behaving a little strangely. Clutching a two-litre bottle of water in each hand, I started doing squats. It's part of my mission to introduce more strength training into my day-to-day life. And there's good reason why I should. When it comes to staying fit, my circle of friends tend to focus on