Initial Excitement

Definition

The first phase of the sexual response cycle, where there is an increase in heart rate, blood pressure and breathing. This phase also includes physical changes such as erection in males and vaginal lubrication in females.

Related terms

Arousal:

The state of being physiologically excited or stimulated.

Libido: A person's overall sexual drive or desire for sexual activity.

Vasocongestion: The process by which body tissues become filled with blood, leading to physical signs of sexual arousal such as erection and vaginal lubrication.