Injustice, heart disease, and bacterial transfer rate

1) a recent research confirmed the more unfair treatment people received, the greater their risk of suffering a heart attack or angina. Those with a strong sense of being treated unfairly had a 55% higher chance of suffering serious heart disease;

2)when you drop food on the floor, you have only 5 seconds to pick it up before it's contaminated. Yes, a research show that is how fast the bacterial can transfer from surface to food.