Hiccups, Sneezing & Yawning

Hiccups

• What causes hiccups?
• Causes of hiccups?
• Hiccups.
• Can an unborn baby get the hiccups?

Sneezing

• Why does your head jerk back when you sneeze?
• How fast is a sneeze when it comes out of the body?
• What causes the eye blinking when you sneeze?
• Is it possible to hold your eyes open while you sneeze?
• Why do we sneeze when we look at the sun?
• Why does plucking my eyebrows make me sneeze?

Yawning

• What is the reason for yawning?
• Which part of the brain do we use to yawn?
• Why is yawning contaigous?
• Is there a disease characterized by constant yawning?