While human pheromones and chemical signals can subtly influence subconscious attraction and emotional responses, humans cannot consciously smell or detect sexual arousal (being turned on) purely through an overt scent. Unlike certain mammals that secrete powerful pheromones to signal reproductive readiness, human sexual arousal manifests primarily through physiological changes—such as increased heart rate, flushing, pupil dilation, and behavioral cues—rather than a distinct, identifiable odor that others can explicitly perceive through normal olfaction.
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