I like running longer runs (e.g. half marathons), but after 15-17 km I ofter need some sort of energizer apart from the water you get along the route. The question is then what exactly to take, as ...
Does it make any sense to use caffeine/menthol slendering gels? There are many products for women and also some from (I've seen abdomen gel from shiseido). Do such gels work? Do you recommend any? ...