January 2016 in “Springer eBooks” The document concludes that there are various causes and treatments for hair loss, with hair transplantation being a notable option.
Some vaccines, like the hepatitis B vaccine, might be linked to the hair loss condition Alopecia Areata, but more research is needed.
January 2001 in “Cambridge University Press eBooks” Early signs of PCOS in girls, like irregular periods and polycystic ovaries, suggest a need for early diagnosis and intervention to prevent further health issues.