girl in leggings rides a bicycle with a backpack behind her while riding a green bike path at the tilikum crossing bridge in

action active activities activity advantage amateur bicycle bicycler bicycles bike biker bridge calories city crossing cycle cycler cycling cyclist cyclists drive ecofriendly enthusiasts exercise female fitness girl grow healthy hobby libido lifestyle motion moving muscles necessity northwest outdoor pedaling pedals pedestrian people physical portland public reducing ride rides riding road safety shape slender slim sport thin tilikum traffic training transport urban vacation weight wheels woman women workout