1. Changes in your nails, such as discoloration or thickening, can signal serious health problems, including liver and kidney diseases, heart and lung conditions, anemia, and diabetes.

2. Scientists believe that eye color may determine to some extent how much a person achieves in life. Studies have shown that a majority of people with blue eyes are better at matters involving strategic thinkers than people with dark colored eyes.

3. If you have square palms, you are likely to be a practical and logical person and a good mathematician. You tend to solve your problems logically and don't listen to your intuition.

4. If your big toe is much longer than your other toes, you are a clever and creative thinker.

5. A glossy, bright red tongue may be a sign your body is lacking iron or Vitamin B12.

6. Slow walking speed might be caused be a condition called motoric cognitive risk syndrome, which is one of the early symptoms of dementia.

7. Rest your hands naturally on a flat surface. If your fingers are widely spread apart, then you’re probably independent and open to new experiences.

8. A tendency to (literally) pull at your hair, brows, or lashes when you get stressed can signal a perfectionist personality.

9. People with high feet arches are typically independent and self-sufficient, almost to the point of being anti-social.

10. If your toes neatly graduate in size (i.e. each of your toes is a little longer than the one before) you are likely to be a methodical, precise, and extremely practical person.

11. A study at the University in Leeds in England has found that women who had the most partners and one-night affairs tended to have the widest hips.