Researchers identified three distinct brain “biotypes” of ADHD, each with its own chemical signature—offering new clues about why treatment can feel like trial and error.

Hyperarousal plays an important role in mental disorders. It influences the severity of insomnia, depression, anxiety, ...

At SNHU, we want to make sure you have the information you need to make decisions about your education and your future—no matter where you choose to go to school. That's why our informational articles ...

The study revealed seven different types of hyperarousal. Almost every type of hyperarousal occurred across multiple disorders. However, the relative severity of each type of hyperarousal differed ...