Effects on sexual attraction
- Feminine males 'more attractive'
- 'Hormonal' women most attractive
- Women's choice of men goes in cycles
- Asymmetrical men 'are a turn-off'
Effects on parenting
Effects on health
- Masculine men 'are healthier'
- Sex hormone could help mental health
- Sex hormone blamed for forgetfulness (misleading headline - actually it's a lack of the hormone that is said to cause forgetfulness)
Effects on business
Most of these stories are related to testosterone, oestrogen and/or progesterone. The stories come from a range of sources, and sometimes contradict one another. The explanations overlap and sometimes conflict. See my previous post on Face Values Applied to Love Game.
It would seem (not surprisingly) that hormones have some effect (albeit confusingly), at least on reproduction. So it might make sense to infer the purpose of these hormones from these effects. For expertise in these matters, the BBC generally turns to one Dr Nick Neave.
Dr Nick Neave, a psychologist at Northumbria University, told the BBC News website that a fall in testosterone was nature's way of ensuring men behaved in a "civilised" and non-aggressive way around newborn offspring. [BBC News 9 November 2005]
The purpose of a system is what it does (POSIWID).