The American Journal of Clinical Nutrition in 2004 published a systematic review of meta-analyses and clinical trials on dietary supplements for weight loss by complementary medicine researchers at the Universities of Exeter and Plymouth. None of the over-the-counter weight loss aids worked, including garcinia cambogia. Late in 2010 the peer-reviewed Journal of Obesity published a meta-analysis of studies testing the garcinia as a weight loss aid.
Of the 23 trials they identified, 12 were methodologically sound enough to include in their analysis.
The Bronze Age was a time in early human history when people first began to use tools made of bronze. Bronze is a hard, yellowish alloy, or mixture of metals. People make it by melting copper and tin together. The Bronze Age began in some places about 5, years ago. It began later in other places.
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What was the Bronze Age? The Bronze Age is a time period when bronze replaced stone as the preferred material for making tools and weapons. This led to improvements in agriculture and brought with it changes in the way people live. Some groups of Bronze Age people developed early writing and other important advances included irrigation, the wheel and the potter’s wheel. The Bronze Age represented a time where there was an ability to smelt copper and tin, and an ability to combine the two to manufacture bronze. The iron age represented a time when there was an ability to not only smelt copper and tin, but also iron, from naturally occuring ores in the Earth.