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NeuroScience (Hormones and Neurotransmitters)

Serotonin and its Role in Mental Health

As a female college student, I have found myself wondering whether women’s moods are in any way affected by their hormones and neurotransmitters. I noticed that many women tend to have ranging moods depending on their experiences as well as biological developments. This is unlike their male counterparts, who, from my observation, can have more stable moods over prolonged periods. Based on the research I conducted in this area, I have since learned that women produce less Serotonin, which is a neurotransmitter and chemical messenger in the brain that plays a crucial role in regulating mood, emotions, sleep, and appetite (Moncrieff et al., 2023). The volume of Serotonin produced in the female body can vary slightly due to different factors. In the case where there is a significant imbalance in serotonin levels, it is likely for the affected woman to suffer from different mental health conditions like depression, anxiety, and mood disorders. I realize that Serotonin plays such a crucial role in women’s bodies that debates have been conducted on whether it doubles as a neurotransmitter and a hormone. Since its role is primarily in the nervous system, many scientists have resorted to recognizing it as a neurotransmitter.

Serotonin is a chemical that is synthesized from the amino acid tryptophan. It functions by transmitting signals between nerve cells. According to researchers, women produced slightly less Serotonin than their male counterparts (Moncrieff et al., 2023). This chemical has been found to impact individuals’ social behaviour, appetite, mood regulation, digestion, sleep, memory, and sexual desire. Research has shown that low levels of Serotonin may contribute to feelings of sadness and anxiety, while higher levels cause a sense of well-being and happiness. This may explain why, in my experience, most women are more likely to struggle with feelings of sadness as compared to men. As much as the difference in Serotonin between men and women is negligible, the fact remains that women produce less Serotonin and may thus have a higher risk of feeling anxious and sad.

Many research findings have linked Serotonin to mental health disorders, showing that medications that increase serotonin levels can alleviate symptoms of depression and anxiety (Moncrieff et al., 2023). The complex interaction between serotonin receptors and neural pathways contributes to its complicated role in neurological disorders. As a female, I find that understanding Serotonin’s significSerotoninental health is incredibly relevant. Serotonin plays a critical role in our life experiences; thus, understanding this neurotransmitter’s functioning creates crucial awareness. Women are statistically more prone to mood disorders like depression and anxiety due to chemical and hormonal fluctuations across the menstrual cycle, pregnancy, postpartum period, and menopause (Jauhar et al., 2023). As a woman, I am guaranteed to experience at least one of these life stages. Acknowledging the impact of SerotoniSerotonin regulation can offer insights into my emotional well-being.

Additionally, in my career, which incorporates information on neuroscience, having knowledge of neurotransmitters like SerotoniSerotoninprofoundly beneficial. It can influence patient care, treatment plans, and therapeutic approaches, especially for my female patients. I find that awareness is vital in promoting positive health outcomes. In this case, it would help to enlighten my patients on how their physiological changes contribute to the fluctuation in serotonin production, which results in mood swings and increased risk for neurological disorders. For instance, during the start of a woman’s menstrual cycle, she will likely experience fluctuations in serotonin levels, which would result in mood swings, irritability, or changes in mood due to hormonal variations affecting SerotoniSerotonin pregnancy, a woman can experience hormonal changes such as increased estrogen and progesterone, which impact serotonin levels (Campusano). Some women may, as a result, experience mood changes, anxiety, or depression during pregnancy. In the postpartum period, fluctuations in hormone production can compromise serotonin activity, leading to postpartum depression or mood swings in some women. Understanding SerotoniSerotonin’sn help me in assessing and treating individuals with mood disorders, enabling me to recommend appropriate medications or therapeutic interventions.

Knowledge of Serotonin also applies to my research interests. I look forward to exploring the delicate relationship between Serotonintal health, as this could lead to innovative treatments or therapies for mood disorders, benefiting patients worldwide. I feel that the impact that Serotonin has on women’s neurological disorders is not publicized enough. Many times, we hear of women having mood swings or postpartum disorders, but the mechanisms behind these experiences are barely mentioned. This makes it difficult for the women who are affected, as well as the general population, to understand what happens. In my life, this knowledge would also facilitate self-care strategies to maintain optimal serotonin levels, such as practicing mindfulness, exercise, proper nutrition, and seeking professional help when needed, especially during fluctuation stages such as menstrual cycles. Additionally, it could help me recognize signs of mental health struggles in myself or others, encouraging timely intervention and support. The awareness of what is causing me to be moody is crucial to my health outcomes as it helps me view the situation as treatable and logical.

This topic relates to my life in many ways, not just at the personal level but also at the professional level. As a woman growing up from a young age and experiencing physiological and biological changes that affect my moods and neurological patterns, it would be very beneficial to have knowledge of the impact of Serotonineurological health from a young age. I am also pursuing a career incorporating neuroscience and serotonin, which are two of the most significant neurotransmitters in the human body. As much as it is not the only chemical responsible for neurological health, it plays a fundamental role and should thus be studied more. Understanding the relationship between my mood swings, fluctuation in hormone production, the changes in serotonin production as well as my different experiences as a female person can help me adopt a proactive approach that promotes my neurobiological health. Before I had this information, I thought the shift in my feelings and moods during stages like the menstrual cycle was so complicated and detrimental. However, with more awareness, such occurrences become demystified. Information is power, and the more women learn about the impact of hormones and neurotransmitters on their neurological health, the better they can prepare themselves to overcome periods of fluctuation.

In summary, understanding the nuances of neurotransmitters like serotoniSerotoninntial academically, personally, and professionally. It can shape how I navigate my mental health and how I contribute to the well-being of others in both my personal and career endeavours.


Campusano, J. M. (2021). Studying the Contribution of Serotonin to Neurodevelopmental Disorders. Can This Fly? Frontiers in Behavioral Neuroscience, 14, 601449.

Jauhar, S., Cowen, P. J., & Browning, M. (2023). Fifty years on: Serotonin and depression. Journal of Psychopharmacology.

Moncrieff, J., Cooper, R. E., Stockmann, T., Amendola, S., Hengartner, M. P., & Horowitz, M. A. (2023). The serotonin theory of depression: A systematic umbrella review of the evidence. Molecular Psychiatry, 28(8), 3243-3256.


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