We - each and every one of us are familiar with the "feeling" of what it's like to lose sensation (for whatever reason) in our limbs ... thankfully [usually] temporarily.
Imagine, though ...... what it must be like to be paralysed - it simply doesn't bear thinking about!
Now, Italian scientists claim they're able to give us some insightinto WHY this strange loss of feeling occurs:
www.bbc.co.uk/news/science-environment-37705375