Fluxuations in the power. Or someone turning a large appliance on that draws current. Ie a refrigerator
There are products in drug stores that will do this. Look in the shampoo and color isles.
Sex
Halogen light glows and LED is dull.
O2 (oxygen).
A dull knife rips the skin, while a sharp knife (think scalpel) slices smoothly. A dull knife would be by far more painful.
what causes you to have pain below your left hip
it comes in contact with air
Left leg use.... I think.
Go see a doctor ASAP.
because some people like dull lighting like at night
The radial muscles in the iris contract making the pupil larger letting in more light.
Either your charging system is not working, or the lens is clouded, scratched, or discolored from the sun.