Explain what will happen to a person who lacks of hormone thyroxine in the body

explain what will happen to a person who lacks of hormone thyroxine in the body ?

Insufficient thyroxine causes lots of problems both in young and adult as it affects muscles, memory, weight, infertility among others. Thyroxine is secreted by the thyroid gland which is sent directly into the blood stream

lowers metabolic rates therefore you can gain weight, have memory problems and have muscle stiffness