4 ms·
That should not necessarily be attributed to increasing serotonin though. Sunlight increases a lot of things - endorphins, hormones, nitric oxide, etc.
by eiriklv 8y ago
That should not necessarily be attributed to increasing serotonin though. Sunlight increases a lot of things - endorphins, hormones, nitric oxide, etc.
- chabes 8y agoVitamin D too