Yoga: the feel good exercise
30 Aug
I’ve often written about the benefits of yoga, mostly centering on how much it can help improve health and wellness, flexibility and stamina. I sometimes forget that yoga can also offer tremendous emotional and psychological rewards.
A recent study that appeared online at The Journal of Alternative and Complementary Medicine was an interesting reminder of that “hidden benefit.” Researchers from Boston University School of Medicine (BUSM) found that yoga may be superior to other forms of exercise in its positive effect on mood and anxiety. The study is the first to demonstrate an association between yoga postures, increased GABA levels and decreased anxiety.
The researchers set out to contrast the brain gamma-aminobutyric (GABA) levels of yoga subjects with those of participants who spent time walking. Low GABA levels are associated with depression and other widespread anxiety disorders.
The researchers followed two randomized groups of healthy individuals over a 12-week long period. One group practiced yoga three times a week for one hour, while the remaining subjects walked for the same period of time. Using magnetic resonance spectroscopic (MRS) imaging, the participants’ brains were scanned before the study began. At week 12, the researchers compared the GABA levels of both groups before and after their final 60-minute session.
Each subject was also asked to assess his or her psychological state at several points throughout the study, and those who practiced yoga reported a more significant decrease in anxiety and greater improvements in mood than those who walked. “Over time, positive changes in these reports were associated with climbing GABA levels,” said lead author Chris Streeter, MD, an associate professor of psychiatry and neurology at BUSM.
According to Streeter, this promising research warrants further study of the relationship between yoga and mood, and suggests that the practice of yoga be considered as a potential therapy for certain mental disorders.
SOURCE: “Effects of Yoga Versus Walking on Mood, Anxiety, and Brain GABA Levels: A Randomized Controlled MRS Study,” The Journal of Alternative and Complementary Medicine. doi:10.1089/acm.2010.0007. Abstract online.






“Karate is tailor-made for the movies. It’s exciting to watch, and involves personal and spiritual components that make great story-telling devices,” he explains. Illar, in pre-production for “Sidekicks II,” is witnessing firsthand the resurgence of martial arts from his Louisiana Dojo. “Plus, it doesn’t need to have winners and losers like Western sporting activities do; and the character building aspect for young people is key. At their heart, martial arts are about discipline and humility. The best part is that anyone can do it and excel. There’s a reason they’ve been around for centuries.”

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