An invisible disability is a mental, physical, or neurological condition that limits a person’s mobility, senses, or activities and is not obvious to other people.
New technologies are available to make communication much easier for the disabled and help them feel more comfortable in social situations.
The SSA recognizes diseases that cause paralysis such as brain tumors and stroke. Also accidental trauma to the brain or spine are included in this listing.
If you are experiencing a stroke there is a good chance the emergency response personnel will attribute the symptoms to a different condition.