Anatomy. The lateral collateral ligament (LCL) is a one of the four major ligaments in the knee. The LCL is on the outside of the knee connecting the thighbone (femur) to the smaller bone in the lower leg (fibular). Its main function is to avoid varus stress across the knee (where the knee buckles outwards).
49 Responses to âPSA: LED-Backlighting Can Cause Migraine Headachesâ. 1  They should responsible to customer health. 2  Regarding eye strain and headache due to led backlightâ¦. 3  I am sensitive to both flicker and fluorescent light.  There appear to be lots of posts on the internet regarding screens that cause migraines.
Seeing Lightening Bolts or Kaleidoscope Images Along With Headaches? Migraines are common neurological condition that is more prevalent in women. A classic migraine usually may start with visual symptoms- zigzag lines, lightning bolts, kaleidoscope looking images are common. Usually the visual symptoms expand over a period of time ranging from 10-30 minutes but sometimes much longer.