There are a lot of reasons why sex makes us sleepy. From physical exhaustion, to emotional depletion, to the release of various brain.
SEX, FATIGUE AND DEPRESSION by Stanley Ducharme, Ph.D. For men and women with spinal cord injury, difficulties with sexual functioning are often linked .
If you've ever had fantastic sex, the type of sex riddled in orgasms, there's a chance that afterward you might feel tired. Or, maybe you had one.
If you'd rather go to sleep than be intimate with your partner, it might be time to start thinking about improving your sex life.
And if you are tired, you have less energy for sex. Talk with your doctor if you have trouble sleeping. Steps like changing medication or dose.