As Neils Bohr showed, it is possible for electrons to move between energy levels. Light contains energy. If a photon of light strikes an atom, it is possible for the energy in the light ray to be transferred to one of the low energy electrons moving around the atomic center.
Spotting before a period is due â reasons for spotting before a period can be implantation, from a cyst or a short luteal phase and impaired egg quality. Spotting in between cycles â this is a difficult term to answer but often means your cycles are growing shorter; often with perimenopause.
Ovulation Spotting â What are the Causes. There are various reasons why spotting during ovulation occurs. One of the causes is the change in hormones, which results to the weakening of the ovarian follicleâs surface. When this area weakens, a hole tends to form and allows for the egg to pass through.