Wearing a hydration pack–usually a vest or small backpack with holsters for water bottles, a large reservoir, or both–ensures ...

(Side note: I recently ran my second half marathon and have found the hydration vests pretty game-changing for my training). In search of an extra hydration boost? We've got you covered.

Background There have been several recorded fatalities due to Exercise-associated hyponatraemia (EAH) attributed to excess fluid intake by marathon runners. A significant proportion of runners ...