Top Ten Most Unhealthy Fast Food Restaurants 2025. See the worst fast food options globally. Findings showed that five guys has the unhealthiest cheeseburger, scoring 50 unhealthiness points.

Fast food chains are traversing the coronavirus pandemic much better than smaller independent restaurants. However, we will be sharing with you in this post 10 of the unhealthiest fast food chain in the globe and 10 specifically in the us.