Tagged with chemicals

Waking the Dead

UPenn’s Center for Resuscitation Science Interesting web site. It’s about how we define the moment of death. They are turning Emergency Medicine on its head. If you have advance directives, a living will or a DNR order, it’s because you don’t want to wind up a vegetable after a medical emergency or because you have […]

Am I predator or prey?

Someone asked me, in response to a previous message, whether I am predator or prey. My reply: Yes, you are *exactly* right. Humans are capable of being either. This means that we can switch from one set of neurotransmitters to the other set in an instant. Deer can’t do that. Lions can’t do that. They […]

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