I have gotten progressively ill and recently have to use a wheelchair. I'm trying to get used to a chair with wheels and its hard. 
Oh no, i'm so sorry to hear that but also I'm curious to know when the first wheel chair was made
Goodness, I think they've been around since almost the beginning of time.  I saw a show that talked about seeing images of them around 525CE in Chinese art.  
Wheel chairs must be strong, what are they made of?
where the propulsive force is provided either by the wheelchair user/occupant pushing the wheelchair by hand ("self-propelled"), or by an attendant pushing from the rear ("attendant propelled").
History.
The earliest records of wheeled furniture are an inscription found on a stone slate in China and a child's bed depicted in a frieze on a Greek vase, both dating between the 6th and 5th century BCE. The first records of wheeled seats being used for transporting disabled people date to three
and sort of wrap up that storyline ... I want them to know that I'm down with it if they want me to, but I completely understand if it doesn't necessarily work ... They've got a lot of story lines going on there." But in March 2012, Shonda Rhimes said that there are no plans at the moment for the character to return, "I think it was really nice to hear her appreciating the show. At the same time we are on a track we have been planning. The