1. A person who spends a lot of time on the computer, or an antisocial person, will blink considerably less than social people.
2.Long and clean fingernails are a sign that the person does a little manual work. Dirty and short fingernails are a sign of manual labour.
3. To tell if someone is a runner they usually in-toe slightly when standing or walking.
4. If a person is looking down at reading material, but their eyes are not moving, it suggests that they may be listening to a nearby conversation or thinking about something instead of reading.
5. If someone is thinking of something embarrassing or they find disturbing their blink may last for slightly longer than normal.
