[1] Round JL, Mazmanian SK. The gut microbiota shapes intestinal immune responses during health and disease. Nat Rev Immunol. 2009;9(5):313-323.
[2] Irwin MR, Wang M, Campomayor CO, et al. Sleep deprivation and activation of morning levels of cellular and genomic markers of inflammation. Arch Intern Med. 2008;168(16):1752-1754.
[3] Spiegel K, Leproult R, Van Cauter E. Impact of sleep debt on metabolic and endocrine function. Lancet. 1999;354(9188):1435-1439.
[4] Dinges DF, Douglas SD, Zaugg L, et al. Sleep deprivation and human immune function. Adv Neuroimmunol. 1995;5(2):97-105. doi:10.1159/000140488
[5] Segerstrom SC, Miller GE. Psychological stress and the human immune system: a meta-analytic study of 30 years of inquiry. Psychol Bull. 2004;130(4):601-630.
[6] Pedersen BK, Saltin B. Exercise and the immune system: effects, mechanisms, and recommendations. J Physiol. 2015;593(3):2827-2832.
[7] Chandra RK. Nutrition and the immune system: an introduction. Am J Clin Nutr. 1997;66(2):460S-463S.
[8] Taylor CB, Sheron N, Keating J, et al. Moderate alcohol consumption and immune function. Alcohol Clin Exp Res. 1999;23(5):730-736.
[9] US Department of Health and Human Services. The Health Consequences of Smoking—50 Years of Progress: A Report of the Surgeon General. Atlanta, GA: US Department of Health and Human Services, Centers for Disease Control and Prevention, National Center for Chronic Disease Prevention and Health Promotion, Office on Smoking and Health; 2014.
[10] Walker, E., Ploubidis, G., & Fancourt, D. (2019). Social engagement and loneliness are differentially associated with neuro-immune markers in older age: Time-varying associations from the English Longitudinal Study of Ageing. Brain, Behavior, and Immunity 82; 224-229.