Transgenerational epigenetics investigates how environmental factors and life experiences can influence gene expression across multiple generations. This fascinating field reveals that the effects of stress, trauma, and lifestyle choices can extend beyond an individual’s lifetime, potentially impacting the health and behavior of their descendants. Epigenetic changes do not alter the DNA sequence but modify how genes are expressed, meaning that traits acquired from our environment can be inherited. Understanding these mechanisms opens new avenues for addressing inherited mental health issues and developing more effective, personalized treatments. By recognizing the transgenerational impact of our experiences, we can better support future generations in achieving optimal health and well-being.