Bicycle

File:Campana clásica de bicicleta (sonido) 02.wav

Women on bicycles, late 19th Century USA

Ordinary bicycle01

Svea Velocipede

BicyclePlymouth

Bicycle is a human-powered, pedal-driven vehicle with two wheels attached to a frame, one behind the other. First introduced in the 19th century in Europe, bicycles have since been a means of transportation, recreation, and sport. They are considered a clean, green, and efficient mode of transport.

History

The history of the bicycle goes back to the early 19th century. The first verifiable claim for a practically used bicycle belongs to the German Baron Karl von Drais, a civil servant to the Grand Duke of Baden in Germany. In 1817, he invented what he called a "running machine" (Laufmaschine), also known as the Draisine or "dandy horse". It was a steerable, two-wheeled contraption wherein the rider pushed along with their feet while seated. This invention laid the groundwork for the development of the modern bicycle.

Over the years, bicycles evolved through various stages—from the bone-shaking velocipedes to the high-wheeled penny-farthings. The safety bicycle, which featured an equal-sized wheel design and a chain drive to the rear wheel, emerged in the late 19th century. This design is the basis for the structure of bicycles as we know them today.

Design and Types

A typical bicycle's design includes an upright seating position, a frame, two wheels, tires, gears, brakes, and a steering mechanism typically in the form of handlebars. Bicycles can be categorized into several types based on their function, construction, and design. Some of the most common types include mountain bikes, designed for off-road cycling; road bikes, optimized for speed on paved surfaces; hybrid bikes, which blend features of road and mountain bikes for general-purpose riding; and utility bikes, designed for commuting, shopping, and carrying goods.

Cycling

Cycling refers to the use of bicycles for transport, recreation, exercise, or sport. People engaged in cycling are referred to as "cyclists" or "bikers". Cycling has numerous benefits including physical health improvement, reduced traffic congestion, and decreased greenhouse gas emissions. It is also a popular competitive sport, with events like the Tour de France drawing global attention.

Environmental Impact

Bicycles are lauded for their minimal environmental impact. They are a sustainable alternative to motor vehicles, emitting no pollutants and using no fossil fuels. Cycling can significantly reduce transportation emissions, contributing to cleaner air and a healthier environment.

Health Benefits

Riding a bicycle is an excellent form of aerobic exercise. It can improve cardiovascular health, muscle strength, and flexibility. Cycling also has mental health benefits, including reducing levels of stress, depression, and anxiety. Regular cycling can promote weight loss and help maintain a healthy lifestyle.

Safety

While cycling is beneficial, it also comes with safety concerns. Cyclists face risks from road traffic, road conditions, and theft. Wearing helmets, using bike lights at night, and following traffic laws can mitigate some of these risks. Many cities have invested in cycling infrastructure, such as bike lanes and bike-sharing programs, to promote safety and encourage the use of bicycles.

Future of Bicycling

The future of bicycling looks promising with advancements in technology and increased awareness of environmental issues. Electric bicycles (e-bikes), which use a battery-powered assist, are becoming more popular, making cycling accessible to a broader range of people. Urban planning increasingly incorporates cycling-friendly policies, indicating a growing recognition of the bicycle's role in sustainable transportation.

Bicycle Resources
Need Help Finding a Doctor? Need help finding a doctor or specialist anywhere in the world? Explore our world directory. WikiMD's DocFinder can assist you in locating millions of physicians.	Medical Knowledge Access the latest research - Most recent articles Ongoing trials.

Translate to: East Asian 中文, 日本, 한국어, South Asian हिन्दी, Urdu, বাংলা, తెలుగు, தமிழ், ಕನ್ನಡ,
Southeast Asian Indonesian, Vietnamese, Thai, မြန်မာဘာသာ, European español, Deutsch, français, русский, português do Brasil, Italian, polski