1 Research shows youâre around 400% more likely to have too much iron than not enough â and this can pose serious risks to your health. 2  In one study of more than 1,000 people, only 3 percent were iron deficient, but 13 percent had iron overload.
According the Bureau of Printing & Engraving, the average lifespan of a $100 bill is about 22 years.ccording the Bureau of Printing & Engraving, the average lifespan of a $100 bill is about 22 years.
Bills: From 1 year to permanently. Go through your bills once a year. In most cases, when the canceled check from a paid bill has been returned, you can shred the bill. However, bills for big purchases â such as jewelry, rugs, appliances, antiques, cars, collectibles, furniture, computers, etc.