Sometimes, the glasses themselves are responsible for causing the headache. If you wear glasses and find that you experience headaches on a regular basis or even once in a while, take the time to investigate why it may be happening, because wearing eyeglasses shouldnât cause you any pain.
coÂ·heÂ·sion. n. 1. The act, process, or condition of cohering: exhibited strong cohesion in the family unit. 2.
Cohesion is an attraction between molecules of the same substance.  Adhesion is attraction between molecules of different substances.    An example of cohesion is how â¦ you can cause water to extend out  over the rim of a glass if you fill it carefully; the molecules are  all pulling together.