What Actually Causes Dandruff?

The video explores the unique preservation of Sinornithosaurus fossils, highlighting their ability to glide. It transitions to human skin biology, explaining dandruff as a common condition caused by Malassezia fungus. A visit to Head and Shoulders lab reveals research on dandruff, focusing on gene expression differences between healthy and dandruff-affected scalps. The video concludes by linking dandruff to evolutionary insights about dinosaurs, suggesting they were warm-blooded.

What are the active ingredients mentioned that can help control Malassezia?

How does the treatment with Head and Shoulders affect gene expression related to dandruff?

What conclusion can be drawn about the evolutionary relationship between dinosaurs and birds based on the text?