It can be distressing to wake up with a mysterious swollen red rash on your ankle. Could that rash be an insect bite? And what kind of bug bit you? The answers aren't so easy to figure out.

Bite Helper is not a mosquito repellent ... Finally, I identified a couple of fresh-ish bites on my calf and ankle and went to work. Each time, I held Bite Helper on my bite for 45 seconds.