Hot flashes occur due to an inbalance in the hormonal levels of the body.
hot sweats are a common side effect of this and can be quite debilitating and distressing to sufferers.
there is a new non drug system which has just been released in the USA (soon to arrive in the UK and Europe) called Flash eze.
details can be found on the flasheez hubpage at
http://hubpages.com/health/Flasheze or the main website at http://www.flash-eze.com