問題詳情:
Here's a new warning from health experts: Sitting is deadly.
Scientists are increasingly 61 (warn) that sitting for long periods -- 62 if you also exercise regularly -- could be bad for your health. And it doesn't matter where the sitting takes place. Several studies suggest people 63 spend most of their days sitting are more likely to be fat, have a heart attack or even die.
In an article 64 (publish) this week in the British Journal of Sports Medicine, Elin Ekblom-Bak of the Swedish School of Sport and Health Sciences suggested that authorities rethink how they define (下定義) physical activity 65 (stress) the dangers of sitting.
While health officials have recommended minimum amounts of physical activity, they haven't suggested people try to limit how much time they spend in a 66 (seat) position.
"After four hours of sitting, the body starts to send 67 (harm) signals," said Ekblom-Bak. She explained that genes 68 (regulate) the amount of glucose (葡萄糖) and fat in the body starts to shut down.
Even for people who exercise, spending long periods of time sitting 69 a desk is still harmful. Tim Armstrong, a physical activity expert at the World Health Organization, said people who exercise every day -- but still spend a lot of time sitting -- might get more 70 (beneficial) if that exercise was spread across the day, rather than in a single bout (一回).
【回答】
61. warning 62. even 63. who 64. published 65. to stress
66. seated 67. harmful 68. regulating 69. at 70. benefit
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