Frequency is term which best describes how often a person exercises. This is an important principle in exercise which can contribute to a person's total physical changes and improvements. Frequency is part of the F.I.T.T. (Frequency, Intensity, Type, & Time) principles of exercise which addresses the proper structure of an exercise program.
<span>vestigations of the legacy of natural selection in the human genome have proved particularly informative, pinpointing functionally important regions that have participated in our genetic adaptation to the environment. Furthermore, genetic dissection of the intensity and type of selection acting on human genes can be used to predict involvement in different forms and severities of human diseases</span>
I think so, but not really but dark spots usually go away over time, instead there are creams made to use for the dark spots and it helps quite a lot. I can list some for you that I use such as Mdacne and hydroquinone cream I prefer hydroquinone cream more since its more effective and cheaper. Hope this helps:) Have a good day/night.