Archive for June, 2007

Thyroid levels in obese women

Thursday, June 28th, 2007

Free T3, the more powerful of the thyoid hormones, increases with waist circumference.... which may be an adaptive response to the increased bodyweight. Many overweight people think that low thyroid output is the cause of their obesity. This is usually not the case. Symptoms of hypothyroidism include low basal temperature, fatigue, ...

Food choices and body fat distribution

Monday, June 25th, 2007

As in most developed countries, BMI of Swedish citizens has increased in recent years. Yet, diabetes and heart disease have not increased with BMI...most likely due to less harmful body fat distribution patterns. The researchers found the following factors were associated with the preferred gynoid body fat distribution: polyunsaturated fat intake, ...

South Asians and the metabolic syndrome

Thursday, June 21st, 2007

This study from the UK examined the prevalence of the metabolic syndrome amongst those from the Indian subcontinent. Asian populations accumulate visceral fat, as measured by waist to hip ratio (WHR), at lower BMI than Caucasian populations. Increasing dietary omega-3 fatty acids reversed many of the cardiovascular risk factors associated with ...

The effect of exercise intensity on glucose tolerance

Monday, June 18th, 2007

A glucose tolerance test (GTT) was performed on subjects following either low intensity, high volume resistance exercise or high intensity, low volume resistance exercise. The high intensity group attained better glucose tolerance than the low intensity group. This is consistant with a greater glycogen depletion with high intensity exercise. Abstract

Calcium intake and short term weight management

Thursday, June 14th, 2007

A short, three week diet study showed no difference in weight loss between the group receiving calcium and the group that did not. However, the addition of calcium resulted in a decrease in hunger score and a better preservation of lean body mass. These benefits may have translated into greater ...

Exercise and Fish Oil

Monday, June 11th, 2007

Another study showing the synergism of fish oil supplementation and exercise. Fish oil alone was enough to reduce triglycerides. But the addition of exercise significantly increased HDL, above what can be achieved with either fish oil or exercise alone. The fish oil dosage was 4 grams per day. Abstract