Researchers of Genetics at Merck Research Laboratories report that obesity; diabetes and heart disease are all linked to disruption in the entire gene network due to overeating.  Hundred of genes were disordered when mice were given high fat western diets. Research among Icelandic humans showed that people having a higher body mass index, have a different pattern of gene activation in their fatty tissues not seen in the blood DNA samples.

Photo by jurvetson

According to a Finnish study, expected to be published in the European Heart Journal, low birth weight along with excessive weight gain in childhood raises the risk of heart disease later. The study may further highlight the role of a healthy lifestyle early in life in preventing a heart disease later.