"fatigue lethargy causes"

If the Kidneys Weaken, Do Muscles Weaken Too? The Link Between Chronic Renal Failure and Your Lethargy

Have you ever felt your body drooping without reason, or your muscles aching with just a little movement? If you brushed it off thinking it was just age or fatigue, please pause and listen for a moment. It might be a quiet signal sent by your kidneys.