A teaspoon of semen contains approximately 5 calories.
A minute long kiss can burn 2-5 calories, depending on how intimate it is.
Studies have confirmed sex does equate to light-moderate exercise.
Sex burns off an average of about 100-200 calories per session.
The top calorie burning sex positions:
1. The Butter Churner 211 calories
2. Standing 198 calories
3. Doggie Style: 182 calories
Note: Men burn calories faster than women.
In 2020, Apple watches kept track of calories burned during sex.