[Article] Pain sensitivity may be influenced by lifestyle, environment, twin study suggests

One way to address the growing heroin epidemic? Address lifestyle and environment components.
Certainly would be a public health way to stem folks dependence on substances that can often diminish quality of life and death.

From the 4 January 2014 Science Daily article (read the entire article at this link)

Researchers have discovered that sensitivity to pain could be altered by a person’s lifestyle and environment throughout their lifetime. The study is the first to find that pain sensitivity, previously thought to be relatively inflexible, can change as a result of genes being switched on or off by lifestyle and environmental factors — a process called epigenetics, which chemically alters the expression of genes.

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