Our environment has an influence on our genome by so-called epigenetic modifications. Even twins may live differently depending on their environment. Their genes, are always subject to many environmental factors like diet, diseases, substances, stress, which can modify their cells as much as their DNA. Thus in monozygotic pairs of twins, great differences in life trajectory have been observed. One could develop an obesity and the other could stay slim; one could be sane and the other could develop a mental pathology. One may have cancer but the other may not ...
SSRI stands for Selective Serotonin Reuptake Inhibitor. SSRI antidepressants are a type of antidepressant that work by increasing levels of serotonin within the brain.
