Yes, technically, being double jointed is real, but the correct name for it is hypermobility or hyperlaxity, which is what doctors and other medical people will refer to it as. Look those words up...
I was born double-jointed, or hypermobile, which is the specific and correct term that your doctor will use. (It also can be called hyperlaxity). It is possible to be hypermobile as an infant because...
Yes, double jointed or hypermobility is when the joint is very flexible or lax. This can occurs in many joints but is most common in fingers and limbs. For example, if one is double jointed in their...