Human botfly larvae, for example, burrow under your skin, forming a pus-filled pimple. Meanwhile, thousands of young Loa loa worms can travel throughout your body —even across your eyeball!

Parasites are one such problem you may encounter ... Myiasis is very painful and can cause skin lesions, bleeding, feeling maggots under your skin, and a foul odor among other symptoms.

Parasitic infections or worms can affect anyone, regardless of age or location. While often associated with unsanitary ...