**2. Significance of photoaging studies**

The concept of aging has piqued the curiosity of many people from generation to generation and as a result, huge advances have been made. Among the various scopes of the particular field, recently, the phenomenon of photoaging has grabbed the limelight not only because of limited knowledge about underlying mechanism but also because of connection with associated pathways in other skin related diseases. Possession of a healthy skin has now become of utmost value not only for esthetic reasons but also due to its functional relevance. Simply put, it is like a mirror reflecting our overall health. But for this, the general public needs to have adequate awareness about photoaging, skin cancer and other related skin diseases especially those which are influenced by UVR. In the past, immense amount of research has been performed which have established skin type and UVR exposure as prominent risk factors associated with photoaging and skin cancer development. However, despite such crucial advances, a suitable and effective treatment has been lacking.
