"The results fundamentally alter scientists' understanding of how Alzheimer's harms the brain," researchers say.

Not surprisingly, those who witness death are likely to experience psychological trauma in the form of PTSD symptoms such as ...

Half of people who develop blood poisoning, otherwise known as sepsis, are dead within a couple of years, a new study finds.

If CPR has been performed for over 30 minutes without any signs of life, and they are unable to use the onboard automated ...