The specific focus on physical attributes, such as the one mentioned in your prompt, often intersects with unrealistic beauty standards and body shaming. Bodies naturally vary immensely in shape, size, and response to environmental factors like temperature. However, in the age of the internet and adult entertainment, specific physical traits are often fetishized or categorized, which can lead to the commodification of normal human anatomy. This creates a dynamic where natural bodily variations are treated as specific "genres" for consumption, further objectifying the individual.
There are several reasons why nipples might appear puffy or erect: puffy nipple voyeur