As to which type of guitar capo will best suit your playing, you will need to match the capo to your guitar, the primary factor being whether you have a flat fretboard, like a nylon-stringed classical or some steel-string acoustics, or if the fretboard is curved, like on most steel-stringed acoustics and electrics.
However, note that other causes of the symptom 'Muscle mass loss' may be possible. Research the causes of these symptoms that are more broader types of symptom than Muscle mass loss: Muscle atrophy (351 causes)
Let's explore the science behind muscle mass and function loss, and answer some common questions about how you can preserve your muscles as you age. --Hormonal changes associated with muscle loss. Men lose testosterone, women lose estrogen, and both lose growth hormone and insulin-like growth factor. --Vascular changes. Blood vessel function becomes impaired, affecting the delivery of blood and nutrients to the muscles.