The Japanese Journal of Nutrition and Dietetics
Online ISSN : 1883-7921
Print ISSN : 0021-5147
ISSN-L : 0021-5147
Volume 59, Issue 6
Displaying 1-5 of 5 articles from this issue
  • Takashi Asakura
    2001 Volume 59 Issue 6 Pages 263-269
    Published: December 01, 2001
    Released on J-STAGE: February 09, 2010
    JOURNAL FREE ACCESS
    Health-related behaviors such as smoking, drinking, overeating, lack of exercise are considered to be significant risk factors of lifestyle disease in modern societies. Therefore, it might be an indispensable condition for surviving in the global risk society that people have proper interest or awareness of such health risks. We can say it is a remarkable characteristic that the modern persons have a stronger tendency to live by predicting future incidences impacting on health than in any eras. From the other side of view, some scholars criticize the phenomena because attracting too much caution to health risks for disease prevention or health promotion will promote medicalization in our daily lives and result in control over the people in the name of health. This paper described five topics of debates and dilemmas about health behavior and health risk management in health promotion and disease prevention from the standpoint of medical sociology; Four dilemmas in health behavior (i.e. individualism, victim blaming, medical nihilism, and excess of health information), queries about effectiveness of risk appraisal in health behavior models, risk trade-off phenomena, models of helping and coping for health problems, and ethical issues on health behavior and health risks.
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  • Katsuhiko Ooyama, Shinji Seki, Ichirou Hidaka, Hisako Yoshino, Hiroaki ...
    2001 Volume 59 Issue 6 Pages 271-276
    Published: December 01, 2001
    Released on J-STAGE: February 09, 2010
    JOURNAL FREE ACCESS
    Plants sterols are known to inhibit cholesterol absorption, and this study investigated the effect of plant sterol-containing oil on cholesterol-containing foods. Oil containing 1.5% plant sterols was given in a scrambled egg sandwich (test food) to 15 healthy male adults (38.3 years average age) to investigate the effect of the sterols on the serum lipids levels. A scrambled egg sandwich containing soybean oil alone was used as the control food. There was no significant difference between the test food and control food for the subjects as a whole in the effects on serum lipid levels (serum triglyceride, remnant-like particle cholesterol (RLP-C), and very-low-density lipoprotein cholesterol). However, in those subjects with high serum triglyceride levels (>130mg/dl), the serum triglyceride concentration was significantly lower after ingesting the test food than after the control food. The subjects with high serum TG levels (>220mg/dl) had a significantly lower peak serum RLP-C concentration (4h after intake) after ingesting the test food than after the control food (6.9±2.8mg/dl vs. 8.9±3.1mg/dl). To evaluate the increase in dietary lipids, we calculated the area under the time-concentration curve (AUC). This showed that RLP-C absorption from the test food was significantly slower than that from the control food (AUC=10.0±8.2mg/dl.h-1 vs. 19.5±10.1mg/dl.h-1). These results suggest that plant sterol-containing oil would be useful for reducing the cholesterol levels in a hypercholesterolemic subject.
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  • Latent Obesity and Insulin Resistance
    Yuko Tokuno-Takamiya, Takeshi Homma
    2001 Volume 59 Issue 6 Pages 277-283
    Published: December 01, 2001
    Released on J-STAGE: February 09, 2010
    JOURNAL FREE ACCESS
    Latent obesity (L-obesity), which is defined as BMI<25 with a body fat percentage (% fat) ≥30%, has been the recent object of intensive study. However, the nature and cause of L-obesity are unclear: We first determined the prevalence of obesity by focusing on L-obesity among two groups of female college undergraduates studying similar courses in a large city (Tokyo) and in a small prefecture (Shimane), respectively groups T and S. We then used the data to identify the anthropometric and biochemical characteristics of L-obesity.
    Eight anthropometric measurements were collected, including BMI, % fat and mid-upper arm circumference (MAC), together with 9 biochemical measurements, including cholinesterase, free fatty acids (FFA), fasting immuno-reactive insulin and insulin resistance.
    The prevalence of L-obesity was found to be significantly higher in group S (21.1%) than in group T (4.3%). The values of % fat, MAC and triceps skinfold-thickness were significantly higher in group S, while the insulin resistance was significantly higher in group T.
    The results show that the prevalence of L-obesity and the insulin resistance both had regional differences between the two groups of healthy young females undertaking similar study.
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  • Junko Sawa, Toshiko Fujii, Takako Nishikawa, Chiemi Fukatsu, Tsuneko K ...
    2001 Volume 59 Issue 6 Pages 285-293
    Published: December 01, 2001
    Released on J-STAGE: February 09, 2010
    JOURNAL FREE ACCESS
    To investigate how to prevent osteoporosis which progresses with aging, 147 female college students (19.7± 0.9 years average age) were measured for bone density and surveyed for their past (grammar and high school period) and present daily physical activities and dietary habits. Positive correlations were found between the level of past physical activities and the lower limb bone density and between past good dietary habits and the bone density values for the trunk, pelvis and upper limbs. No significant correlation was found between the bone density and the present physical activities and dietary habits. The physical activities and good dietary habits during the grammar and high school period are suggested to have an effect on preventing osteoporosis by promoting greater peak bone mass.
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  • The Ministry of Health, Labor and Welfare, Japan
    2001 Volume 59 Issue 6 Pages 295-302
    Published: December 01, 2001
    Released on J-STAGE: February 09, 2010
    JOURNAL FREE ACCESS
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