Healthy Aging: From Metabolism to Muscle Mass — A Role for L-Glutamine?

When accompanied by related gains in fat mass, sarcopenia (the age-related loss of muscle mass and function) is strongly associated with Type 2 diabetes in older populations. But which came first, the chicken or the egg? Even in lean individuals, hyperglycemia itself poses a significant risk for sarcopenia. And in older adults with long-standing type …

Why Leucine Makes Sense for Seniors

As we grow older, age-related loss of muscle mass, or sarcopenia, is unavoidable. Fortunately, we can modify the rate and degree at which sarcopenia occurs with simple nutritional and lifestyle interventions. Unquestionably, muscle strength and function is deeply associated with quality of life in senior citizens. Hand grip strength alone—not to mention arm, leg and …