Which distance classification is defined as up to 18 inches?

Intimate distance is defined as the closest range of interaction, extending up to 18 inches. This type of distance is typically reserved for people who are very close to each other, such as close friends, family members, or romantic partners. In this range, communication tends to be highly personal and often involves physical touch, creating a sense of emotional intimacy and connection. The nuances of facial expressions and body language are easily perceived, making it ideal for private conversations and affectionate exchanges. Understanding this classification helps in recognizing the significance of personal space and how it varies based on relationships and contexts in communication.