Some people believe that the length of your fingers—especially the ratio between your index finger and ring finger—can reveal aspects of your personality. This idea comes from a pseudoscientific theory known as the “digit ratio,” which suggests that finger lengths are linked to prenatal hormone exposure.

According to this theory, people with longer ring fingers (a lower 2D:4D ratio) are often seen as confident, competitive, and natural risk-takers. They’re said to be assertive, ambitious, and outgoing. On the other hand, those with longer index fingers (a higher 2D:4D ratio) are thought to be more empathetic, nurturing, and good at communication.