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Benefits of Electric Wheelchairs Electric wheelchairs are a great method of improving mobility for those who have limited strength or endurance. They also offer improved postural support, and can enable people to reach items on shelves or counters that are normally out of their reach. Most power wheelchairs have an armrest-mounted joystick that is attached to the armrest to control direction and speed. There are a few alternatives, such as sip-and-puff controllers that operate by blowing into a sensor and chin controls that operate by speech. Th