Nick Morgan is Lead Sport Scientist at Lucozade Sport.Read the whole forum debateQ. Is there any benefit in doing my long runs without taking on any products? Would they then have an 'extra-bonus' effect on race day? MaracuyaA. There is school

for that feeling towards the end of the marathon? Bombat A. If you don't consume anything before running in the morning, then the emphasis falls on your meal the night before. If you've eaten enough then, you could run without eating in the morning, as long

quarter should be fish or chicken and veg. A good portion size is simply a normal plate that looks full - not one that's overflowing.Q. I'm struggling to get my timing right when eating before a long run - will eating a late dinner the night before affect