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Exercise Research

Walking to Work Decreases Type 2 Risk Japanese researchers say that the duration of a walk to work is associated with a decreased risk of incidence of type 2 diabetes in Japanese men.

Study participants, who included 9,205 Japanese men aged 40 to 55 years, were free of type 2 diabetes at study entry. During the four-year follow-up period, 920 cases of type 2 were confirmed.

“After [being] adjusted for age, body mass index, daily alcohol consumption, smoking habits, parental history of diabetes, regular physical activity and fasting plasma glucose level, the odds ratio of type 2 diabetes were 1.00 for a walk of 10 minutes or less, 0.85 for a walk of 11 to 20 minutes and 0.72 for a walk of 20 minutes or more,” write the researchers.

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Exercise Called a Protector Against Coronary Artery Calcification

According to researchers, physical activity may have a protective effect against coronary artery calcification. This finding, however, was found only in women with type 1 diabetes and was not found in men.

The reasons for the gender difference merit further investigation.

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U.S. and U.K. Kids Not Exercising

Fewer than half of prepubertal boys and only one-eighth of prepubertal girls achieve the current U.S. and U.K. guidelines for physical activity.

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Decreasing Basal During Workout Alleviates Hypos

Researchers say that discontinuing basal insulin during exercise is “an effective strategy for reducing hypoglycemia in children with type 1 diabetes.” They note, however, that the risk of high blood glucose may be increased.

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