Woman “Wears” Severed Ear on Her Foot for Five Months Before Reattachment

Bad news for everyone who treats flossing like an optional DLC: scientists just found the gum-disease bacterium Porphyromonas gingivalis chilling in the brains of Alzheimer’s patients like it pays rent. Yep, the same gunk that makes your dentist sigh dramatically might be sneaking upstairs, throwing amyloid-beta parties, and turning your memories into Swiss cheese. They even found the bacteria’s toxic enzymes in people who died without an Alzheimer’s diagnosis, meaning your skipped dental cleanings could be ghost-writing your future dementia. Suddenly “I forgot” hits different.