Dr Wilcox said this discussion could also be an opportunity to raise the question of whether each partner will consider divorce if the relationship deteriorates, or whether they expect marriage to be for life, come what may.
" 'AMD occurs when the small central portion of the retina, known as the macula, deteriorates and is the major cause of blindness in the over fifties, ' says O' Brien.
Not every sleeper is the same, of course: Dinges has found that some people who need eight hours will immediately feel the wallop of one four-hour night, while other eight-hour sleepers can handle several four-hour nights before their performance deteriorates.
" 'Emotion might have some distracting effect that deteriorates the quality of our thought.
3 million houses in the UK, is where a person's health deteriorates because of the air circulating in their home.
Unless you are some guru they don't really care if you leave (they'll replace you quickly), but they will care if your attitude deteriorates from your pay situation and brings down productivity by spreading poison throughout the office.
Our research finds that the mental health of managers typically deteriorates after a job promotion, and in a way that goes beyond merely a short-term change," said Chris Boyce of the University of Warwick.