of the various sizes to carry is also the smallest, but it only holds 130ml of liquid – and when you consider that you should really be aiming for 150-250ml of liquid for every 20 minutes of running, they don’t offer a huge range. Far more useful are the medium

to at least 10mph (even if you’re not a fast runner, you’ll need this for sprint intervals), and a decent warranty length.Home models have certainly come on since the last time RW looked at them, two years ago. For a reasonable outlay of £1,000- £2

attracted more than 700,000 women to more than 200 events, and raised more than £50 million for research into cancer. Cancer Research UK has also launched a successful 10K programme and continues to work closely with teams of runners and fundraisers at major