
Worldwide, women earn US$18 trillion but spend US$28 trillion.

Thanks to the “ice bucket challenge,” donors raised US$100 million for ALS research in just one month of 2014, compared with US$2.8 million during the same period the previous year.

The world economy falls short of $227 billion every year from lost productivity among adults who need glasses.

In 2015, a Chinese billionaire bought a US$170 million painting with his credit card so he could use the points for free airfare.

The term influenza comes from the Italian word meaning “influence”, an allusion to the influence the stars were once believed to have on our health.

Treating patients with Parkinson’s disease costs the U.S. around $25 billion a year. The average patient will need $2,500 worth of medication each year and therapeutic surgery could cost up to $100,000.