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. Author manuscript; available in PMC: 2019 Apr 5.
Published in final edited form as: Sleep Med Rev. 2016 Jun 3;33:70–78. doi: 10.1016/j.smrv.2016.05.004

Figure 1: Potential biological mechanisms by which racial/ethnic differences in sleep are related to CVD.

Figure 1:

Racial/Ethnic differences in CVD outcomes may be directly or indirectly mediated by factors related to sleep and circadian rhythms, which in itself can act via the hippocampal-pituitary-adrenal (HPA) axis or through alternative mechanisms.