To the first bit - probably.
To the second bit - not necessarily.
But why take the risk when you don't need to?
Well done Jackygirl.
I'd say that in London you will be safer for all sorts of reasons if you stick to well lit roads.
Ok not expecting quite the reaction I got from posting some old school photos on FB. Very strange to be talking to people I have not seen in years and not sure whether it's "weird good" or just "weird"
If you have a stress fracture you would be bonkers to even consider running a half marathon in only four weeks.
If you need a quick diagnosis you will probably need to go to a & e
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