This article appeared in the November 2020 issue of Discover magazine as "Beyond the Blues." Subscribe for more stories like these.
Reggie, a 30-year-old pharmaceutical salesman, appeared in my office one afternoon to follow up on his cholesterol levels and other routine bloodwork. While the tests were all normal, I noticed he seemed to be in a bit of a funk, for lack of a more scientific term. Ordinarily an upbeat and positive person, he seemed to be down in the dumps. When I asked if anything was going on at home or at work, he said everything was fine. Still, he couldn’t deny that he did not feel like himself.
