Dementia: New WHO prevention guidelines evaluate 12 risk factors

The WHO have recently released a new set of guidelines around strategies for dementia prevention, in which they evaluate potential interventions.

How to tell if eggs are still good

Eggs can stay fresh for several weeks, but they do eventually spoil. Some simple ways of checking whether an egg is still good are looking at the expiration date, doing a visual inspection, and smelling the egg. The main risk of eating a bad egg is Salmonella infection.