Bug sprays that contain DEET will not expire, but they may become less effective over time. The same is true for most, but not all, bug repellent.

Mosquitoes. Ticks. With just a few bites, pesky bugs can ruin an outdoor event. According to the Centers for Disease Control and Prevention, prevention is key to avoiding bug bites. So, Consumer ...

Every year, an estimated one-third of the U.S. population uses deet-based products to fend off biting bugs like ticks and mosquitoes, according to the Environmental Protection Agency. Deet has been ...

Choosing a safe but potent insect repellent to protect against mosquito- and tick-borne diseases such as Lyme disease, West Nile Virus and dengue fever can be challenging due to the many products on ...

SEATTLE — Check out any pharmacy, sporting goods store or browse around online you’re sure to find a dizzying array of insect repellents. They all claim to thwart pesky, and sometimes dangerous, bugs ...

As much as we love summer, no one loves the pesky biting bugs that come with it. Insect repellents with Deet are widely used to keep them at bay but many people are still concerned about its main ...

Consumer Reports has no financial relationship with advertisers on this site. Consumer Reports has no financial relationship with advertisers on this site. Deet is the most widely used insect ...

It’s summer, aka an amazing time to have fun outdoors—but super itchy bug bites are a total buzzkill. When insects start biting, it’s sometimes hard to decide which is worse: dealing with the nibbles ...

The active ingredient in many insect repellents, deet, has been found to be toxic to the central nervous system. Researchers writing in the open access journal BMC Biology say that more investigations ...

DEET is a chemical that is used in most bug sprays. It repels insects by producing a smell that drives bugs away and makes your skin taste bad to critters. DEET is not toxic to humans when used ...