Archive for the ‘Hormones’ Category
Wednesday, May 2nd, 2007
Postmenopausal women receiving HRT experienced reduced visceral fat mass as measured by waist circumference. Subcutaneous fat was also reduced and small improvements in waist to hip ratio (WHR) were noted. The subjects did not lose any weight.
The type and delivery method of HRT did not seem to make much difference.
Abstract
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Monday, April 30th, 2007
Insulin resistance has a significant affect on body fat distribution, almost as much as testosterone and estrogen. Diabetics represent the highest level of insulin resistance. Type 2 diabetes was associated with less leg fat, more trunk fat, fatty liver and more sub-fascial fat.
Visceral Adipose Tissue (VAT) was also greater in ...
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Friday, January 26th, 2007
PCBs are industrial chemicals that were heavily used until they were banned in the US in 1977. Even though they have not been used in 30 years they continue to be measurable in US populations. They have a negative impact on thyroid levels.
PCBs build up in fish, similar to mercury. ...
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Wednesday, January 24th, 2007
Having higher blood levels of leptin (which usually coexists with obesity) makes for quicker weight loss, presumably by appetite suppression. Leptin levels quickly drop as weight is lost, making further weight loss more difficult.
On the bright side, weight loss was associated with higher levels of superoxide dismutase (sod), one of ...
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Thursday, January 18th, 2007
Leptin is part of our bodies complex appetite signaling system. Fat tissue secretes leptin which signals the brain regarding the amount of body fat present. Having high leptin levels may indicate some degree of leptin resistance... which may predict future weight gain. Children at high risk for obesity with high ...
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Monday, January 15th, 2007
Adiponectin is a hormone secreted by fat tissue. Subjects with the metabolic syndrome have lower adiponectin levels than other obese individuals. Adiponectin levels correlated with insulin sensitivity and with HDL cholesterol.
Improving insulin sensitivity should raise adiponectin levels and HDL cholesterol. Weight loss, exercise and omega-3 fatty acids improve insulin sensitivity.
Abstract
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