Saturday, October 6, 2012

NEWS: Healthy Muscle Mass and Bones

image source: sacbee.com

The following news article is from the Science Daily website "Healthy muscle mass linked to healthy bones, but there are gender differences" (Mayo Clinic 2012). I attempted to track down the original article, but was only able to obtain the abstract and not the full article.
One thing of particular note that I found interesting was;
The study found that muscle mass is associated with bone strength at particular places in the body. In women, muscle mass was strongly connected to cortical health at load-bearing locations such as the hip, lumbar spine and tibia. Researchers also found that muscle mass was associated with the microarchitecture of trabecular bone in women's forearms, a non-load-bearing site, at higher risk of fracture following menopause. The higher the level of the circulating protein, IGFBP-2, the lower relative muscle mass overall, they discovered.
"We found IGFBP-2, which has already been linked to osteoporotic fractures in men, is a negative biomarker of muscle mass in both sexes," Dr. LeBrasseur says. "This finding could potentially be used to determine people who are at a particular risk for falls and associated fractures."(Mayo Clinic 2012)


References


Mayo Clinic (2012, June 20). Healthy muscle mass linked to healthy bones, but there are gender differences. ScienceDaily. Retrieved October 5, 2012, from http://www.sciencedaily.com­ /releases/2012/06/120620133349.htm#.UHYmaLH9Fho.blogger  

LeBrasseur Nathan K., Achenbach Sara J., Melton L. Joseph, Amin Shreyasee, Khosla Sundeep. (2012). Skeletal muscle mass is associated with bone geometry and microstructure and serum IGFBP-2 levels in adult women and men. Journal of Bone and Mineral Research. DOI: 10.1002/jbmr.1666

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