sunlight has blue light in it  it is counter-balanced by red led has an over-abundance of blue light it fucks you up i refuse to have led's in my home, as well as fluorescents my eyes are fast enough to see the flicker rate, which gives me migraines. i'm using incandescent lighting. mix of grow lights and hazardous duty. satco makes them, as does sylvania    zg8wghd0
United States