1 out of 5 is 1/5.
Divide that and you get .20, which is 20%, so that is your answer, 20% fat.
Insufficient parathyroid hormone
production in the body could result in low levels of calcium in the blood which
can cause cramping and twitching of muscles or involuntary muscle contraction
in hands and feet, dry skin and several other symptoms in the body.
Oxygen i think it is this as it releases it