Nurses pop the balloons during a balloon fight for relieving stress at South China Mall on October 25, 2015 in Dongguan, Guangdong Province of China. Over 100 occupational staff took part in a balloon fight with about 600,000 used balloons to relieve stress on October 25 at South China Mall in Dongguan. (Photo by ChinaFotoPress/ChinaFotoPress via Getty Images)
