I'm a Wilderness EMT and was a hiking and rafting guide in the desert for many years. One VERY important thing to remember (especially in arid climates) is that your body cannot absorb water as quickly as it loses it during heavy exertion. Meaning even if you start out hydrated and continue to drink water as you…

Ok, no arguement on synthetic's advantages, but I feel the title is misleading. First off, from what I've read and experienced, oil is oil. As long as it's detergent and the correct viscosity, brands mean nothing, just get what's cheap or on sale. I'm almost positive that consumer reports backs this up. Also,…