Health

Sick and dying workers demand help after cleaning coal ash

The Tennessee Valley Authority, long respected for providing good jobs and cheap electricity, is facing a growing backlash over its handling of a massive coal ash spill a decade ago, with potentially serious consequences ...

Genetics

Researchers relate DNA methylation levels to obesity

DNA methylation is a mechanism that regulates whether genes are "on" or "off", and is influenced by hereditary and environmental factors, as well as lifestyle and nutritional habits.

Health

Scrapping the National Children's Study is a mistake

Environmental health research has confirmed that chronic, low-level exposure to toxins in our environment – including our food, air and water – can have a significant impact on our health. We need to expand our understanding ...

Health

US sues Gerber over claims on infant formula

U.S. government regulators announced Thursday they were suing Gerber, the well-known baby food maker, for claiming that its Good Start Gentle formula can prevent or reduce allergies in children.

Genetics

The secret of DNA methylation

Methylation refers to a chemical modification of DNA and this modification can occur in millions of positions in the DNA sequence. Until now, scientists believed that this epigenetic phenomenon actively reduced the expression ...

Immunology

How a virus might make you diabetic later in life

Cytomegalovirus (CMV) is one of the viruses that most infected people carry without ill effects. Once infected you are infected for life and, although it normally is dormant, it can become active again at any point in time. ...

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