Yellow jackets don't usually leave stingers in your skin. Because of this, they can sting you multiple times, unlike bees. Bees leave their stingers in your skin, so they can only sting you once.

Do yellow jackets just sting for no reason?

Yellowjackets vigorously defend their nests. ... Attacks of hundreds of yellowjackets from underground nests can also be triggered by ground vibrations – thus, mowing lawns can be hazardous during the late summer season when colonies are large. 4. They sting you for no reason.

What happens when you get stung by a yellow jacket?

When a yellow jacket stings you, it pierces your skin with its stinger and injects a poisonous venom that causes sudden pain. You may also experience inflammation or redness around the sting a few hours after being stung. Fatigue, itching, and warmth around the injection site are also common symptoms for many people.