Serotonin
A brain chemical messenger involved in mood, sleep and appetite. Shifts in sex hormones may affect how it works.
What does serotonin mean?
Serotonin: A brain chemical messenger involved in mood, sleep and appetite. Shifts in sex hormones may affect how it works.
How it is used in the Splash library
The leading idea is that some people are more sensitive to the normal rise and fall of oestrogen and progesterone, and to brain chemicals such as serotonin.
From “PMS: the week-before, decoded”Researchers think some people's brains are more sensitive to these normal shifts, and one idea involves brain chemicals like Serotonin.
From “Why your mood shifts across the cycle”
Where it comes up
See it in your own cycle.
Log a few periods and Splash shows your patterns, privately, on your phone. Free, no account.