They established that those who had more than six and a half hours sleep a night or less than five were far less likely to be alive today.Professor Daniel Kripke said: 'The surprise was that when sleep was measured objectively, the best survival was observed among women who slept 5 to 6.5 hours.' 'Women who slept less than five hours a night or more than 6.5 hours were less likely to be alive at the 14-year follow-up.' Professor Kripke said the study, published in the journal Sleep, should allay some people’s fears that they’re not getting enough sleep.The researchers hope their findings will help dismiss the commonly-held belief that people aren’t getting enough sleep.While adults are advised to have at between seven and nine hours a night to stay healthy, many end up getting much less.Below is a band score 9 sample answer for an IELTS bar chart in writing task 1.Below the model is a link to a video lesson about how to describe an IELTS bar chart.
I should say that, by definition, being "overweight" must be bad for your health – or we wouldn't call it overweight.
With regards to tennis, the figure for boys who played that sport was 50 as opposed to just under 40 for girls.
Similarly, more boys cycled than girls (approximately 35and 20 respectively).
According to industry estimates in 2011, the Indian nutraceutical market was valued at USD 1400 million, with a potential to grow to USD 2 billion by 2016.
A combination of rapid urbanisation, increasing disposable incomes and early awareness about diseases have made supplements like probiotics, fish oils and energisers extremely popular.
There were four sports in which boys participated more than girls.