Let's face it, sponges are gross! They're great for their purpose but they always end up smelling no matter how well you wash them out. So how often should you be throwing them out?

EnlightenedMedia

According to scientists, it's more often than you think! They say you should throw out your sponges every week! A well-used kitchen sponge can have up to five trillion bugs and that is dirtier than toilet waste. Gross. It was also found that those home disinfecting tricks don't really work. So microwaving or boiling your sponge is not prolonging the life of your sponge, it can actually lead to more bacteria.

Will you be throwing your sponge out when you get home? I know I will!

Source: BusinessInsider