Lucy Hanney, 19, had her first non-epileptic fit last October, leaving medics baffled.
But a month later, after having 30 seizures in one weekend, doctors confirmed she has functional neurological disorder (FND).
FND is a condition where neurological symptoms like seizures, weakness, or paralysis are present and arise from a problem with how the brain processes information rather than from a structural brain or spinal cord problem.
With no cure available, Lucy, of East Kilbride, is forced to spend most of her days in a wheelchair as the debilitating symptoms cause paralysis in her legs.
She told the Record: "I first started collapsing when I was at high school but I was always told it was due to anxiety.
"Now I am having up to 10 seizures per day and I completely lose function in my legs, which leaves me wheelchair-bound.
"There is currently no cure, so it is all very trial and error right now.
"I have just been going back and forth to appointments to see what types of treatments might work. I have been referred to the neuropsychology department.
"My doctors and neurologists have said they have never seen anything like it before. It's all new to them too. It's scary."
After her diagnosis, Lucy agreed with her employers to leave her job as a nursery teacher and, despite losing touch with some of her friends, her partner Sean Addison, 22, has remained by her side. Lucy added:
"It is a progressive illness...