Whether it’s a jog around your neighborhood or a multi-day bike tour, when exercising outdoors, it’s vital that you stay properly hydrated. Dehydration can lead to muscle cramps, headaches, decreased ...

It used to be that any manufacturer could make a rucksack, stuff it with a bladder, and market it as a hydration solution. These packs were fine for the everyday recreationalist but didn’t work for ...

A 2.5L reservoir with leak proof bite valve that’s easy to pull water through and has no hard pieces to jar your teeth. It's hard to beat the sub $20 price of this hydration pack. If you are just ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." HYDRATION SHOULD BE easy. After all, you're just giving your body what if often wants most in water.

Osprey is well-known for its hiking backpacks — walk a section of the Appalachian, and you’re bound to see one — but its latest bags are for mountain biking. The Colorado-based company designed its ...