Here's a list of the ten most common phobias:
Claustrophobia - is the fear of being trapped in a small space or otherwise constricted.
Acrophobia - is a fear of heights, which in extreme cases, may lead to a fear of going over bridges, up stairs, or up ladders.
Aerophobia - is the fear of flying in airplanes, which may affect up to 40% of people.
Trypanophobia - is the fear of medical procedures that involve injections or needles.
Nyctophobia - is a fear of the dark. While common among young children, it can occur in adults too.
Mysophobia - also known as germaphobia, is a fear of germs, bacteria, and infection, which may lead to obsessive habits like hand washing.
Arachnophobia - is the fear of spiders or other arachnids-like scorpions.
Ophidiophobia - is the fear of snakes, which occurs in around 35% of the population.
Emetophobia - is the fear of throwing up, especially in front of other people.
Cynophobia - is the fear of dogs. Though dogs are beloved pets for many people, about 5% of the population fear them, probably due to a traumatic experience when interacting with a dog.