Weeks 3 to 4: Prep for your period
Hasta luego, bad habits
It might be a good time to put out that unsexy cigarette. Estrogen normally enhances the warm fuzzies you get from indulging, but increased progesterone makes it easier to resist, researchers from the University of Minnesota say. Bonus: A healthy body equals more energetic sex.
You may not sleep as well as you do the rest of the month, due to rising progesterone levels, a review in the International Journal of Endocrinology indicates. Wind down by getting your guy to give you a nice, looong massage.
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