What is Psychoneuroimmunology (PNI)?

Some of us became ill while we were under a lot of stress, which indicates that our stress levels influence our immune systems. The study of how our immune system and central nervous system interact is known as psychoneuroimmunology. Psychological stress makes us more vulnerable to illnesses ranging from the ordinary cold to autoimmune disease flare-ups.

The brain and the immune system are not fully formed at birth, but rather continue to mature in response to the postnatal environment. The two-way interaction between the brain and the immune system makes it possible for childhood psychosocial stressors to affect immune system development, which in turn can affect brain development and its long-term functioning. Early life stress predicts later inflammation, and there are striking analogies between the neurobiological correlates of early-life stress and of inflammation.

Psychoneuroimmunology offers a useful framework for our understanding of how stressors play a role in immunomodulation. Short-term stress, according to studies, has an effect on your immunological response. The true threat, though, is chronic stress that accumulates over time. Chronic stress weakens the immune system. Chronic stress has been linked to a variety of ailments in studies. Anxiety, depression, and aggression have all been linked to an increased risk of heart disease and coronary artery disease death. Higher levels of anxiety were related with nearly doubling the risk of fatal coronary heart disease in the normative ageing study. People who have had a heart attack, for example, are more likely to report stressful events in their lives, such as work stress, home stress, big life changes, and financial hardship (Roest et al., 2010). Stress has a lot of negative effects on your health, so it is important to learn to manage it.

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Resource:

Roest, A., Martens, E., de Jonge, P., & Denollet, J. (2010). Anxiety and Risk of Incident Coronary Heart Disease. Journal Of The American College Of Cardiology56(1), 38-46. https://doi.org/10.1016/j.jacc.2010.03.034

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