Riding a bike!
The gas prices are not going to go down any day, we need to exercise often and stay in-shape and cars just add on more to pollution. So it's about time to get on those bikes that are just lying in the garage.
Riding a bike on a busy road is often considered not-so safe, since bikers have to share the roads with other vehicles, increasing the accident chances as hearing a bike horn is next to impossible.
