Regularly playing racquet sports
such as squash, badminton and tennis could help stave off death the longest, a
new study suggests. Scientists have narrowed down the sports and types of
exercise that are linked to significantly lower odds of dying before those who
do not do those activities. Racquet sports, swimming, aerobics and cycling seem
to be the best for prolonging life, the research concluded. The study,
published in the British Journal of Sports Medicine, examined more than 80,000
adults across England and Scotland who took part in national health surveys
between 1994 and 2008. Only 44% were getting the recommended amount of weekly
exercise. Researchers also tracked participants’ survival for an average of
nine years following completion of the survey – 8,790 of them died from all
causes including 1,909 from cardiovascular diseases. After taking into account
influential factors, the authors of the paper identified which sport or
exercise seemed to be the most beneficial. Compared with the participants who
said they had not done a given sport, they found that risk of death from any
cause was 47% lower among those who played racket sports; 28% lower among
swimmers; 27% lower among those who took part in aerobics classes; and 15%
lower among cyclists. No such associations were seen for runners or joggers and
those who played football.
Friday, 16 December 2016
Why Saying 'Boogie' Is Not 'Rad' Anymore
The popularity of a word tends to
oscillate over 14 year periods, according to scientists who analyzed data
obtained from millions of books. Most people who live very long come to see
that some words become popular and then fall out of use again. Words such as “rad”
or “boogie” that come into existence during certain periods might disappear,
never to be heard again. However, most common nouns tend to have a cyclical
popularity, the researchers said. They are yet to understand why this cycle
repeats over 14 year periods. Researchers from University of Manchester, UK,
and National Council for Scientific and Technical Research, Argentina, wrote
scripts that were used to dig through almost five million books digitized and
stored in a Google database. The scripts counted every noun encountered, which
allowed the users to rank them by popularity year by year. While tracking how
the rankings changed over time, they found a pattern, ‘Phys.org’ reported. Some
groups of nouns, such as those that referenced royalty, tended to rise and fall
together in synced cycles. Other cycles tended to be connected with worldwide
events such as wars or the Olympics, the researchers said.
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