📩 Comment NEWSLETTER and I’ll send you a link to sign up for my free weekly newsletter with similar medical information plus a side of humor! 😄📰 👉🖐️ As for the video, your hands may be able to say more about you than you think. 🩸 Iron deficiency anemia can make your nails brittle, which can lead to spoon-shaped nails (koilonychia). 💅 Melanonychia, which is a dark streak in the nail bed, is generally benign and the result of either a mole, trauma, a foreign body, or pigment in the skin (genetic). However, in rare cases, it can turn out to be melanoma (skin cancer). ⚠️ ☝️ If your ring finger is longer relative to your index finger, it suggests that you were exposed to more testosterone in the womb and (if you’re a male) may have a higher risk of developing male-pattern baldness. Some studies also suggest it may be associated with increased athletic performance 🏃‍♂️💪. 👍 If you can reach your thumb completely across your palm and past it, it suggests that you have looser col...