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.
Nathaniel Brooks for The New York Times For many migraine sufferers, light can induce attacks or worsen the pain. 1  Light-induced migraine is common, and light often amplifies the pain after the headache has begun, Dr. David Dodick of the Mayo Clinic explains in response to reader questions on the Consults blog. Fluorescent Lighting, Computer Monitors and Migraines.