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.
The following conditions that often trigger a headache can be associated with your eyes and vision. A migraine headache can cause intense pain in and around your eyes. A migraine aura resembling flashing lights, a prismatic rainbow of lights or a zig-zag pattern of shimmering lights often precedes the actual headache.