双相情感障碍（Bipolar Disorder）是一种复杂的神经系统疾病，其存在机制涉及多种因素，双相情感障碍的特征是 manic（躁狂）和 depressive（抑郁）状态的交替出现，这种动态性可能与脑化学平衡的动态调节有关，双相情感障碍的发病原因可能包括遗传因素，因为该病具有家族聚集性，提示遗传在疾病的发生中起重要作用，脑结构和功能的异常，如前额叶和边缘系统的功能失调，也可能 contribute to the development of the disorder. Furthermore, environmental factors, such as trauma, stressful life events, and adverse childhood experiences, may also play a role in triggering or exacerbating symptoms. Overall, the existence of bipolar disorder is likely due to a combination of genetic, biological, and environmental factors working together to disrupt brain chemistry and function. 阅读全部