Physical activities have lots of positive effects on our health. People need exercise at every stage of the life. Exercise keeps all the harmful diseases away from the human body. If anyone need exercise with mobility, then bicycle is the best option for him. According to WHO report combination of bicycle with exercise is very beneficial to achieve health benefits. Bicycle is simple, reliable, environment friendly means of transportation. It is commonly used by urban and rural people. World bicycle day is celebrated on 3rd of June. Bicycle Day celebrates the first time that the scientist deliberately took a 250 microgram dose of lysergic acid diethylamide (LSD). This day is celebrated globally without any specific activity. If you want to celebrate this day simply plan a trip, make some celebration and share it with the world.