Why you should’t panic about governments urging emergency kits (but what should be in yours)

Social media is abuzz after several world governments issued new or revamped guidance to residents urging them to stockpile enough food, water and other supplies for as long as 90 days. The countries – including Great Britain, Norway, Japan, Germany and Sweden – have issued guidance on everything from the appropriate amounts of food and water to have on hand to investing in a portable toilet.