Disclaimer: I was one of the authors on a 2003 study reporting a link between ACTN3 and athletic performance, but I have no financial interest in ACTN3 gene testing. The opinions expressed in this ...

Could workouts transform Jackie Berube into a world-class athlete? "I'm going to try and make it to the 2012 Olympics," said Berube. Even though Jackie Berube will be 40 years old when the London ...

An icon in the shape of a lightning bolt. Impact Link When watching the Olympics games these next couple of weeks, you might see some "super" genetic mutations in action. We all have a gene called ...

Differences in ACTN3 (alpha-actinin 3) genotypes have been reported among endurance and power athletes. Elite athletic performance in endurance sports should also depend on mitochondrial oxidative ...

A gene known as ACTN3 (α-actinin-3) has earned the nickname “the gene for speed,” and it may have an influence on how androgens work through the androgen receptor to maintain muscle mass. Research has ...

The ACTN3 gene comes in two variants and the test developed by the Australian biotech firm Genetic Technologies distinguishes between them. The test is based on research published by scientists at the ...