The comedone can become inflamed and red, and it may fill with pus: Then, a zit is born. So, at its most basic level, any pimple -- including one that pops up on your scalp -- is caused by some sort of blockage in the pore. It's a little harder to pinpoint exactly what causes the blockage. Hormones play a part, as does the quantity of oil your skin produces.
Prom is absolutely the most significant event of your entire existence. It is more important than getting married, having babies, launching a successful career and traveling combined.
The importance of fungi. Fungi are tremendously important to human society and the planet we live on. Yet, despite their extraordinary impacts on our lives, both directly and indirectly, relatively little is known about them.