It usually depends but I think the worst harm could be a certain disease
Some people believe that earwigs crawl into your ear and eat the earwax or hurt you with their pincers :D but that is not true. They are completely harmless to humans.
yes because they climb into your ear and damage it then go into your body and such your blood
Earwigs communicate with other earwigs from pheromones that they excrete to attract other earwigs. They pick up the pheromones with their antennae.
Yes earwigs can climb
Yes earwigs are real.
Earwigs do not normally bite.
There is no evidence that they transmit diseases to humans or other animals. Their pincers are commonly believed to be dangerous, but in reality even the curved pincers of males cause little harm to humans. It is a common urban legend that earwigs crawl into the human ear and lay eggs in the brain. Finding earwigs in the human ear is rare.
Earwigs drink moist water.
Spiders and Frogs eat Earwigs.
You can get rid of earwigs by using diatomaceous earth.
earwigs earwigs have pinchers