Dr. Hollsten, M.D.

Dr. Hollsten, oculoplastic surgeon based in Santonio, TX, specializes in thyroid disease, droopy eyelid ptosis, and Juvederm, as well as Botox treatments

Eye Fun Facts

  • A shark is the only fish that can blink with both eyes.
  • An ostrich’s eye is bigger than its brain.
  • The giant squid has the largest eyes in the world.
  • The human eye can detect 10 million colour hues, but cannot see ultraviolet or infrared light. Insects can see the ultraviolet light.
  • A human eyeball weighs approximately 28 grams.
  • Eyes blink nearly 28,000 times per day.
  • The word pupil is from the Latin pupillus/pupilla meaning a little child or doll, after the tiny reflection of yourself you see when you look into someone’s eye.
  • Goats have rectangular pupils.
  • The first eyeglasses were made in Italy at about 1286, according to a sermon delivered on February 23, 1306, by the Dominican friar Giordano da Pisa.
  • Ben Franklin invented the bifocals.