Hypocalcemia is the medical condition with<span> low calcium levels in the blood serum. </span><span>Low calcium levels blood can weaken the bones, create kidney stones, and interfere with the way your heart and brain works.</span> The effects of Hypocalcemia on the heart are w<span>eak contractions, arrhythmias, and low BP., weak thready pulse. </span><span>Hypocalcemia causes weak cardiac contractions because it increases the </span>resting membrane potential and the excitability of the cardiac muscle.
