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Dopamine is a type of neurotransmitter and hormone. It plays a role in many。

This article is about dopamine, a type of neurotransmitter that plays a role in how we feel pleasure and helps us strive, focus, and find things interesting. It affects many parts of our behavior and physical functions such as learning, daphaminemotivation, heart rate etc., but too much or too little can lead to health issues like。 See more

Dopamine (DA, a contraction of 3,4-dihydroxyphenethylamine) is a neuromodulatory molecule that plays several important roles in cells. It is an organic chemical of the catecholamine and phenethylamine families. Dopamine constitutes about 80% of the catecholamine content in the brain. It is an amine synthesized by removing a carboxyl group from a molecule of its precursor chemical

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ディープ・キス（英: Deep kiss）またはフレンチ・キス（French kiss）は、一方の者の舌が他方の舌に触れ、口の中に入る接吻の一形式である。 舌を使ったキスは、ロマンスまたは性的な性格があり、唇、舌、口など接触に敏感で性感を高める部位を刺激する。この行為は快感を与え、非常に愛情的で、性感を高める。挨拶や友情を表す短いキスのような他のキスとは異なり、舌を使ったキスは、長く、激しく、情熱的であるこ。

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