Thanks guys for your replies.
Hmmm I'm right handed and haven't put any pressure on my left arm, apart from everyday usage.
I've still got the tingly sensation and the shooting pains. I've made an appoint with my doc but can't get in to see her till friday .
Thanks for the link Butterfly_Dawn, I had a quick squiz but this has come on suddenly hmmm...hoping it's nothing to major.
Start weight - 77kgs
Goal weight - 53kgs
Current Weight - 50.1kgs
No more weighing, no more scales. My measurement is my success at health. It's an investment I make every single day. My priority: be healthy!