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.
There are instances when spotting or early period symptoms may not be due to an early period. If this happens, sexually active women may have to consider the fact that they might be pregnant. Spotting instead of a period is an almost certain indication of implantation bleeding.