Joe Decker: Hi I am Joe Decker, the world's fittest man. Buying a bike today can be almost as complicated shopping for new car, the many different factors considered, that's what a point to ask yourself of you big think to questions, before moving on to the details.

How are you be using the bike, casually on roads on trails the beside what your plans for using it and go from there, road bikes are builds for speed, they are lighter have narrower tyres and the handle bars are low that you ride hunched over they keep down wind resistance.

Mount bikes are build for stability and off road performance, so they tend to behavior have shredded and thicker tyres and has pinch in systems to observe bumps. when picking out a bike size does matter, the first thing you want to do, is try out little bike, make sure you got about one and two inches of rim above the top of the bar, what about 3 -4 if you going to take it off road, also make sure that you can reached the handle bar comfortably, when the pedal is at it's low as position, you knee should been about 25 -30 degrees, don't be afraid to take several for test drives, they are tons of gadgets and add on outs there, figure out what you truly need -- what you want, they will definitely affect the price. Speaking in a price the end of year is typical the best the time to purchase a new bike, because a lot of stores are slashing prices to give rid of their old inventory.

Once you find the bike for you, get outside and enjoy the great outdoors, remember always a big traffic all small riding, and lastly no matter what always were your helmet. I am Joe decker, keeping you in the motions zone.