Category: General

What is preface in a book?

A preface is written by the author and tells readers how and why the book came into being. An introduction introduces readers to the main topics of the m...

Can retina repair itself?

A detached retina won't heal on its own. It's important to get medical care as soon as possible so you have the best odds of keeping your visio...

Is retinol good for scars?

Retinoids are derived from vitamin A and are often touted as a solution for people that suffer from acne or hyperpigmentation. But for scar treatment, re...