I never thought I'd be writing this, but watching someone you love lose their independence does things to you.

The foot that drags with every step. Gripping furniture just to cross the room. The constant fear that one trip on the carpet could mean a broken hip.

This endless loop where you try everything the doctors suggest and nothing actually works.

If that sounds like your life after stroke, you're exactly where I was 19 months ago.

My name is Andrew. I'm 68, a consultant neurologist, and I love my wife Sarah more than anything. But after her stroke, I watched her go from the woman who hiked half the peaks in Britain to someone terrified of her own hallway.

She used to lead walking tours in the Lake District. Thirty-five years teaching children. Raised two daughters. The kind of woman who lit up every room she walked into.

Then her right foot stopped responding. Just like that. Dead.

First it was a slight drag. Then she started catching her toes on the carpet. Then came the falls. Her GP gave her a quadripod walking stick. She used it around the house but refused to take it outside. Said it made her feel like she'd aged thirty years overnight. So she just stopped going out altogether.

I'm a neurologist with 32 years of experience. I've treated 11,000 stroke patients. Published 47 peer-reviewed papers. And I stood there in our hallway, completely useless, watching my wife cry on the floor with her walking boots in her lap because she couldn't make it to our grandson James's 7th birthday party.

So I did what any desperate husband would do. I threw everything at it.

NHS physiotherapy. Six sessions, then she was discharged with a photocopied exercise sheet. Her foot still dragged.

Private physio at £85 a session, three times a week. Four months. £4,080. Nothing changed.

A custom AFO brace for £220 that rubbed her shin raw within four days.

A £4,200 FES system that only worked while she wore it. The moment she took it off, her foot flopped straight back down.

Botox injections. Residential rehabilitation. £7,140 in total. Every single treatment either did nothing or gave hope that vanished within weeks.

And the worst part? Every expert I consulted, every colleague I called, every specialist I paid, they all said the same thing.

"She needs to learn to accept her new normal."

I refused to accept that. But I had no idea what else to try.

Until I found something buried in a clinical database at 2AM on a Tuesday night that made me want to hand back my medical degree.

I'd been treating the symptom for 32 years. Not the cause.