Medicine cabinets are one of the worst places to store medicine because of the high temperatures and humidity in bathrooms. Most medicine should be kept between 68 and 77°F and kept away from moisture. – WTF Fun Facts
humidity
WTF Fun Fact – Mummy Goo
Climate change is turning the world’s oldest mummies into black goo. For 7,000 years, these mummies have survived in Chile’s Atacama Desert, but humidity in the area has risen enough to cause rapid mummy decomposition. – WTF Fun Facts
Source: https://www.seas.harvard.edu/news/2015/03/saving-chilean-mummies-climate-change