sexdevelopment
Sex development refers to the biological processes by which an organism develops sexual characteristics and reproductive capacity. It includes genetic, gonadal, hormonal, and anatomical changes from early development through puberty and, in some cases, later changes influenced by hormones or medical intervention. The topic covers typical patterns as well as variations that occur in some individuals.
In human development, chromosomal sex is established at conception (commonly XX or XY). The presence of the
Puberty is a later phase of sex development driven by the hypothalamic‑pituitary‑gonadal axis. GnRH stimulates FSH
Some individuals have differences of sex development (DSDs), where chromosomal, gonadal, or anatomical development diverges from