fractures, but in the long term difficulty conceiving and the early onset of osteoporosis are also possibilties.In the 1970s experts thought amenorrhoea was linked to weight loss or low body fat but that view has since changed. Now an energy imbalance

muscles to recover faster after a run as well as boosting your immune system. Calcium and magnesium in oranges contribute to healthy muscle function. Try it Drink fresh orange juice diluted half and half with water during a run to provide energy as well

Drop a dress size. Double your energy. Two weeks to a better body. Or bad breath and gallons of cabbage soup… diets tend to promise one thing and deliver another. With new programmes being introduced all the time, sometimes it's difficult to sort

Drop a dress size. Double your energy. Two weeks to a better body. Or bad breath and gallons of cabbage soup… diets tend to promise one thing and deliver another. With new programmes being introduced all the time, sometimes it's difficult to sort

.Pace YourselfIf you find that you start every ascent - on your bike or on the run - full of energy and enthusiasm, only to fade alarmingly before you're even halfway up, you're setting off too fast. And that could spell disaster further into the session."If your

in Hawaii to their advantage, they use a lot of nervous energy or maybe go too fast because the crowds are yelling at them.Will you ever retire from triathlon?I’d like to keep going for as long as I can. My original plan was to stay in the sport for 10 years

sports scientists have recorded similar findings, but stress that this strategy only works over shorter distances. "Some data suggests that starting fast enhances the transport of oxygen and resultant energy production, termed oxygen uptake kinetics

. The route took them through the camp so we could give them a big cheer as they set off to complete the stage. At 9am the remaining runners set off, many breaking into a determined jog, ready to expend all their energy on the final push for the finish. I

a release of adrenalin, the main stress hormone, into your system," says Thompson. "Adrenalin causes unhelpful tension, wasted energy, and a greater chance that you'll worry." Next time you run out of transition, imagine how you'll achieve your goal

Marathon to the Greek capital. The heat and hills haven’t changed over the years though so be prepared for a tough challenge. www.athensmarathon.com © Getty Images Medoc Marathon Red wine or Lucozade? Foie gras or yet another energy gel