I was planning on going for a polar bear swim on vancouver island next weekend, but actualy jumping in not just walking in slowly, (from a ferry dock) but lots of people are scaring me about it, no I do not have a wet suit but im only 16 with no heart problems so I dont think im gunna have a heart attack.... is it really that stupid of an idea? and incase It comes up no i dont have a wet suit or a dry suit