 There is a cut off temperature where nobody should go outside and exercise, like not going for a walk or whatever. I think if you're used to it and you've acclimatized to that, that's absolutely fine for you. But warning people of the dangers so that if somebody is naive to that, let's not push it today or you shouldn't. You know, it's not a great idea to do something that you're not accustomed to at that point in time.