The phenomenon of feeling intense negative emotions from breast stimulation has been acknowledged by the medical community for over a decade, but thanks to social media, the condition has gained mainstream attention in recent years on TikTok and Reddit.

"The range of emotions is wide…from intense sadness, feelings of jealousy through to feelings of homesickness," explained Sreedhar Krishna, M.B.B.S., consultant dermatologist and co-founder at skindoc. in London.

Both men and women can experience sad nipple syndrome, which usually develops after a person has reached puberty, according to Krishna. The phenomenon is understudied, but we talked to experts about what is known and what people can do to alleviate the symptoms.

Sad nipple syndrome vs. dysphoric milk ejection reflex

There are actually two known conditions that can cause negative feelings from breast stimulation: sad nipple syndrome and