my.clevelandclinic.org

DQLoV TIL that 3% to 15% of the human population have Arachnophobia (aka anywhere from 246 million to 1.2 billion out of the current 8.2 billion population)
wop8W TIL that if you have bell clapper deformity, your testicles hang in your scrotum and swing freely, like a clapper in a bell. This free-swinging can lead to testicular torsion, a painful condition in which your testicle twists and loses its blood supply, requiring emergency care.
X0gl6 TIL that BVD (binocular vision dysfunction) is when your eyes can’t properly see the world as a single image. It can lead to headaches, reading issues, light sensitive, and even ADHD.