Warning: the images contained in the video are graphic and may be disturbing to some viewers. Embalming is a unique profession that prepares the body of a deceased person for the funeral. Part of this process involves draining the blood from the corpse and replacing it with embalming fluid to preserve the tissues. While draining…

Alzheimer’s disease is a type of dementia. It is named after German pathologist Alois Alzheimer, who discovered what is believed to be the distinctive feature of the disease–plaques and other protein deposits–in the brain of a deceased patient in 1906. In the 1980s, a protein called amyloid beta (Aβ) was identified as the main component…