As woman who has done a lot of kickboxing and boxing training in the past, albeit a lot less fit now than I used to do, I will hand in my bag. I do worry about my reaction though as instincts may kick in. I also wonder what would happen if I saw someone being hurt (instincts may kick in even more). I don't carry anything I would want to lose my life for, it's all replaceable. However I also carry this:

http://www.amazon.co.uk/Trident-Triple-A...168&sr=8-1