<unk>  is the systematic study of sexuality in the elderly. It encompasses all aspects of sexuality, including attempting to characterise "normal sexuality" and its variants, including paraphilias and disorders of or relating to sex and the sex organs. The field covers physiological and psychological aspects of sexuality and its disorders.
Geriatric sexology
Nutrition psychology
Psychiatry
Clinical psychology
Neuropsychiatry
Sports psychiatry
Social psychiatry
Geriatric psychiatry