Science tells us that owing to foreplay the hormonal photograph changes: in the case of ladies one of the most famous sexual intercourse hormones are dopamine, noradrenaline and phenylethylamine (even so the list is long and many other hormones are important throughout sex) which cause: amplified heart level heart, improved system temperature, hypersensitivity of your erogenous zones (i.e. the regions of the body most sensitive to sexual stimulation) such as the nipples, clitoris and vagina. The latter, the vagina, under the influence of hormones stretches and starts to lubricate.
