The skeletal system is formed of bones and cartilage ... During puberty, levels of sex hormones (oestrogen and testosterone) increase, which stops cell division within the growth plate. As the ...

Just imagine, you are walking through a forest and suddenly you see a tiger in front of you," says Sakthivel Sadayappan, PhD, a professor in the UC Division of Cardiovascular Health and Disease.

The skeletal system is formed of bones and cartilage ... During puberty, levels of sex hormones (oestrogen and testosterone) increase, which stops cell division within the growth plate. As the ...