The state after orgasm varies greatly from person to person—for some it is a hydrating, energizing feeling, while for others it is a deep relaxation and drowsiness.
How this is determined is influenced by the individual response of the autonomic nervous system, hormonal profile, and even the time of day — an orgasm in the evening often “pulls” you towards more rest than during the day.
The role of prolactin The rise in prolactin levels after orgasm (especially in men) is associated with feelings of fatigue and relaxation—this effect is usually weaker in women, according to studies.
Why do orgasms differ in types? Orgasms achieved through clitoral stimulation often leave a more "energetic" feeling, while those achieved through deep, prolonged stimulation are more relaxing, due to different activation of the autonomic nervous system.
Both are normal Neither reaction is "right" — the important thing is for your partner to know in advance which one is more typical of you so that they can plan their next sexual encounter accordingly.