E-bikes can also provide a source of exercise for individuals who have trouble exercising for an extended time (due to injury or excessive weight, for example) as the bike can allow the rider to take short breaks from pedaling and also provide confidence to the rider that they'll be able to complete the selected path without becoming too fatigued[58] or without having forced their knee joints too hard (people who need to use their knee joints without wearing them out unnecessarily may in some electric bikes adjust the level of motor assistance according to the terrain). A University of Tennessee study provides evidence that energy expenditure (EE) and oxygen consumption (VO2) for e-bikes are 24% lower than that for conventional bicycles, and 64% lower than for walking. Further, the study notes that the difference between e-bikes and bicycles are most pronounced on the uphill segments.[59] Reaching VO2 Max, can really help your body as a whole[60]. Professor Janet Lord of Birmingham University in the UK published a study that looked at older cyclists, ““The study looked at muscle mass, blood cholesterol, their VO2 Max, lung function, and in many of those measures we found they didn’t age! No loss of muscle, their bones were a little thin (but nothing like the general population), their blood pressure didn’t go up.[61]
There are individuals who claim to have lost considerable amounts of weight by using an electric bike.[62] A recent prospective cohort study however found that people using e-bikes have a higher BMI.[63] By making the biking terrain less of an issue, people who wouldn't otherwise consider biking can use the electric assistance when needed and otherwise pedal as they are able.[64] This means people of lower fitness levels or who haven't cycled in many years can start enjoying the many health benefits E-bikes have to offer. [1]
Some manufacturers are producing folding bikes designed around folding systems that allow them to use 26" wheels, e.g., Dahon, KHS, Montague, and Tern Bicycles. Advantages of smaller wheels include potential for more speed, quicker acceleration, greater maneuverability, and easier storage.[10] For example, the A-bike is similar to the Strida but has tiny wheels and folds a bit smaller. Bikes with smaller than 16" wheels are often called portable bicycles. These forgo the performance and easy ride benefits of their larger counterparts, acquiring characteristics similar to those of an adult folding kick scooter. Nonetheless, regardless of how each bike folds, the result is easier to transport and store than a traditional bicycle.[11]
I found the $49 optional thumb throttle to be very useful. It’s a great way to get yourself easily out of a mess like deep sand or mud, while walking alongside the bike. It’s also useful when you want to make a quick start from a stop light without having to shift into a lower gear, or when you’re feeling lazy and want to cruise along without peddling.
This British WWII Airborne BSA folding bicycle was rigged so that, when parachuted, the handlebars and seat were the first parts to hit the ground (as bent wheels would disable the bike). BSA abandoned the traditional diamond bicycle design as too weak for the shock and instead made an elliptical frame of twin parallel tubes, one forming the top tube and seat stays, and the other the chainstay and down tube.[5] The hinges were in front of the bottom bracket and in the corresponding position in front of the saddle, fastened by wing nuts. The peg pedals could be pushed in to avoid snagging and further reduce the space occupied during transit.
It absorbs shocks well and the tire quality makes the ride smooth and easy. It has 8-speed gears that allow you to pedal accordingly. This e-bike is not just electric but can fit into different places like a motorbike. It does not take up much space and can be parked easily. Its speed lets you travel faster than a car. This may result in a great collection as you won’t be late and will also help you lose some calories.
Your long bicycle commute to work means you are a sweaty mess before the day even begins, and you have never felt at ease leaving the bike locked outside the building all day, but now that you have a folding electric bike, both of these problems are solved. The electric bike assists you at the hardest parts of your ride and keeps you flying safely down the road at up to 20 miles per hour or faster, without pedaling. Its folding design then makes the bicycle so compact, you can fit it in a corner of the office without disturbing anyone. The large selection on eBay includes folding electric mountain bikes as well, for easily traversing more rugged terrain and in less than perfect weather. Folding electric bikes are safe, efficient, and fully rechargeable. Some brake systems turn the motor off automatically, which saves power. Brushless, gearless motors function quietly, which is more pleasant both for the rider and nearby pedestrians. Electric bike conversion kits are also available to help you install an electric bike motor onto a compatible standard bicycle.

The environmental credentials of e-bikes, and electric / human powered hybrids generally, have led some municipal authorities to use them, such as Little Rock, Arkansas with their Wavecrest electric power-assisted bicycles or Cloverdale, California police with Zap e-bikes. China’s e-bike manufacturers, such as Xinri, are now partnering with universities in a bid to improve their technology in line with international environmental standards, backed by the Chinese government who is keen to improve the export potential of the Chinese manufactured e-bikes.[67]
Common to almost all models is that the handling is more responsive than on a full-size bike, and that can take some getting used to. It is not advised that you ride a folding bike with no hands or try any cute stunts. Gears on small-wheeled folding bikes are higher to compensate, but limited gearing on some models may slow you down. If that is a major concern for you, you might want to look more toward higher end "performance" folding bikes. If you plan to take a lot of trips that utilize transit, a bike that folds quickly and compactly may be best for you. If you are a tall rider, you may want to check out how each type of folding bike can adjust to fit you.

Brought to market via a Kickstarter campaign, this electric folding bike is probably the most superhuman looking of the bunch. The battery is just 138W, but it’s the size of a water bottle, drastically reducing the weight of the overall bike to just 12kg. A dual chain drive keeps the pedalling feeling as close as possible to a ‘normal bike’, despite the teeny tiny wheels. Possibly one that’s got to be tried to be believed.


Back into the ‘fully folding world’, we’ve got the Coyote Connect. This 20″ bike comes with a 24V battery, has a max speed of 15 mph and will go for around 20 miles. It’s got a Shimano Tourney 6-speed gear system, Tektro V-brakes with Kenda tyres. The frame is alloy, but the forks are steel – which will add to comfort bit will be a tad heavier than most.

A 2008 market survey showed that the average distance traveled in the Netherlands by commuters on a standard bicycle is 6.3 kilometres (3.9 mi) while with an e-bike this distance increases to 9.8 kilometres (6.1 mi).[79] This survey also showed that e-bike ownership is particularly popular among people aged 65 and over, but limited among commuters. The e-bike is used in particular for recreational bicycle trips, shopping and errands.[79]
The 1970s saw increased interest in the folding bike, and the popular Raleigh Twenty and Bickerton Portable have become the iconic folders of their decade. It was, however, the early 1980s that can be said to have marked the birth of the modern, compact folding bicycle, with competing tiny-footprint models from Brompton and Dahon.[7] Founded in 1982, by inventor and physicist Dr. David Hon and his brother Henry Hon, Dahon has grown to become the world's largest manufacturer of folding bikes,[8] with a two-thirds marketshare in 2006.[9]
As for tech specs, the Mariner D8 comes with a forged aluminum crank (according to our experts, more long-lasting than the pressed/riveted steel or aluminum that manufacturers sometimes use to cut costs) and a Shimano Altus rear derailleur (an upgrade to the Tourney on the previous D7 model), which offers good quality for the price. The D8’s tires, Schwalbe Citizens, are about on a par with the just-okay Kenda Konversions seen on the D7. Finally, and possibly most telling, our cyclist testers gave the Mariner D7 a unanimous thumbs-up, saying it “felt most like a real bike.” Although they weren’t able to test the D8, I was, and the ride quality hasn’t changed.
E-bikes can be a useful part of cardiac rehabilitation programmes, since health professionals will often recommend a stationary bike be used in the early stages of these. Exercise-based cardiac rehabilitation programmes can reduce deaths in people with coronary heart disease by around 27%;[55] and a patient may feel safer progressing from stationary bikes to e-bikes.[56] They require less cardiac exertion for those who have experienced heart problems.[57]
Folding bikes became even more popular toward the end of the Twentieth Century, as environmental awareness and fitness fads led people to pursue more active forms of transportation. The collapsible design of a folding bike hasn't changed much over the past one hundred years. At its core, the folding bike has always been custom-made to remain simple. Innovations these days focuses on making lighter weight models that are sturdier and can fold quicker.
Cheap folding bikes: The saying ‘you get what you pay for’ mostly rings true here. You can pick up a folding bike for under £200, and you can also spend well in excess of £2000. A cheap folding bike will do the job for you – but you can expect it to be heavier than more premium offerings thanks to lower end components and a more hefty frame. Finding the right option for you comes down to choosing which side of compromise to sit on.
Bike Friday - this high-end brand offers many types of folding bikes for those most concerned with performance. All Bike Fridays use 20" wheels and are built to fit into a suitcase for travel. Many also quick-fold and fit into a travel bag for use in commuting. A typical "stock" model (most Bike Fridays are custom made) quick-folds in 30 seconds to 27" X 27" X10" and weighs in at 24 pounds. Bike Fridays range in price from about $730 for a stock model to about $3400 for their best custom-made bikes. To ask questions about the Bike Friday, subscribe to the Bike Friday discussion list at www.bikefriday.com/community/the_yak. www.bikefriday.com, 1-800-777-0258.
This electric powered mountain bike runs on a 300 watt rear motor that gives it all the power it needs. The battery is lithium which adds to the long battery life. The electric bike has an all-aluminum frame and wheels that make the bike incredibly durable, this adds to its strength. The hydraulic shocks and off-road tires provide incredible grip and traction.
The rack and fenders make the Navigator a solid choice for daily commuting or light touring. The Octagon stem is also adjustable without tools, so it’s easy to dial in a comfortable fit. At 29-pounds, the Navigator is a bit less portable than some other folding options, but the full-sized wheels make it a great choice for longer rides and commutes. Price: $959.
I’ve been riding bikes around New York City for more than a decade and commuting regularly from Astoria to Manhattan via the Queensboro Bridge to my job as a personal trainer and fitness instructor. In addition, I was formerly a staff writer for the Good Housekeeping Institute, where I was intimately involved with the scientific testing of all manner of products for the magazine and website.

This British WWII Airborne BSA folding bicycle was rigged so that, when parachuted, the handlebars and seat were the first parts to hit the ground (as bent wheels would disable the bike). BSA abandoned the traditional diamond bicycle design as too weak for the shock and instead made an elliptical frame of twin parallel tubes, one forming the top tube and seat stays, and the other the chainstay and down tube.[5] The hinges were in front of the bottom bracket and in the corresponding position in front of the saddle, fastened by wing nuts. The peg pedals could be pushed in to avoid snagging and further reduce the space occupied during transit.


Richard M. aka El Tigre is an avid adventure traveler with extensive trekking experience throughout Central America, Mexico and the Caribbean. In 1998 he weathered category 5 Hurricane Mitch on the northern coast of Honduras. He has mountain-biked, hiked and 4x4 toured extensively in Central America, Puerto Rico, Cuba and Mexico. In the summer of 2004 he lived among the Kuna Indians of the San Blas islands in Panama. Today, he manages a real estate investments company based in San Jose, Costa Rica and organizes adventure travel excursions to Costa Rica. He is a motorcycle enthusiast and enjoys sport touring and dual-sport riding. Richard lives in Arizona.
Bike Friday - this high-end brand offers many types of folding bikes for those most concerned with performance. All Bike Fridays use 20" wheels and are built to fit into a suitcase for travel. Many also quick-fold and fit into a travel bag for use in commuting. A typical "stock" model (most Bike Fridays are custom made) quick-folds in 30 seconds to 27" X 27" X10" and weighs in at 24 pounds. Bike Fridays range in price from about $730 for a stock model to about $3400 for their best custom-made bikes. To ask questions about the Bike Friday, subscribe to the Bike Friday discussion list at www.bikefriday.com/community/the_yak. www.bikefriday.com, 1-800-777-0258.
After you decide which style of e-bike you want, consider the class. In the US, there are three classes defined by the type of assist and how fast the motor will propel you. Most electric bikes sold are class 1 or 3. Class 1 bikes have a motor (max 750w) that assists while you're pedaling, up to 20 mph. Class 3, also known as “speed pedelec” can also have up to a 750w motor, but it can assist you up to 28mph. Both of those are allowed in most states and cities without license. Class 2 have throttles that don't require you to pedal to get a boost. They're allowed on most streets, bike lanes, and paths, but less popular than the other classes and not covered much here (because we still love to pedal and the greater distances pedal assist bikes can cover).

As with any bicycle, you should buy a folding bike in person, at a local bike shop—first, so that you can test-ride it, and second, so that you can have a knowledgeable person set it up and make sure it’s safely street-ready. If the model you want isn’t in the store, the shop owner can typically order it for you. If you do end up ordering online, unless you’re very knowledgeable about bicycle mechanics, please take your bike to a local shop to have a pro set it up (and be sure to take the fee for that service into account when you’re weighing any online discount you’ve found). Remember: You will be entrusting your life to this bike, and the last thing you want is for the handlebars to come loose or who knows what else happening when you’re riding in traffic.
I use this to commute to work at about 6-8 miles away. I must say, I love this bike a lot! It looks cool, it’s goes the advertised speed for me at least (I weigh 130lbs) so I have to issue with going the highest speeds. The headlight is really bright, so are the rear/brake/signal lights. This thing is kind of sturdy (so I thought) but after a few rides, the frame ( where it folds up) of the bike is getting loose with each ride.. I’m not sure if I’m able to tighten the frame but I will find out. Other than that it’s a great purchase. Will buy again and recommend anyone looking for something of this price range
Want to read about more folding bikes? A buyer's guide to a wider selection of folding bikes appeared in A2B Magazine and is available here. Another more detailed buyer's guide is published by the Folding Society and is available here. The Folding Society is probably the single most detailed Web site on the subject of folding bikes and should be able to give you the answer to almost any question. Also take a look at
after recently reviewing the price of its bolt mini electric bike jetson, the affordable electric vehicle company, is giving black friday shoppers a little extra discount. already on sale for $399, between november 25th – 29th you can grab it for just $319. alternatively, a larger model like the jetson metro folding electric bike priced at $799, will be on sale for $639.
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