Introduction
Strontium, in its ionic form, is a double charged base element. It's position 38 at the periodic table and it has some similar properties like Calcium. Actually, Strontium is right a ladder below the Calcium in the period table, that means it is slightly larger than calcium. Physiologically, it has been found that Strontium share some similar functions with Calcium as well. It has been demonstrated that Strontium can take place of Calcium in bone and connective tissue formation in our body!

Source of Strontium

Two types of Cell cycle in skin

As a first defense mechanism, our skin is not a simple structure.

Introduction:
The skin is the largest organ in our body. It not only makes us look good, it also serves as our first defence against pathogens.

How is the skin structured to serve such important functions? Roughly, the skin is made up of three layers: the epidermis, the dermis and the hypodermis layer.

The Epidermis