Extreme weather can wreak havoc on your health — sunburn in the summer and flu in the winter, for instance. Hot and cold weather also can worsen the wearability of contact lenses, leading to discomfort or even infections.

You may even have wondered how extreme heat or cold affects that box of contact lenses left at your front door first thing in the morning that you discovered when you got home from work.

Follow this advice to ensure the weather doesn’t rain on your parade as a contact lens wearer.