Upper UTIs are infections of the kidneys. These are potentially life threatening, if bacteria move from the infected kidney into the blood. This condition is called sepsis. Sepsis can cause dangerously low blood pressures, shock, and death.
So whe you hold your breath, you stop getting oxygen in your lungs that go to your heart. The oxygen level in the blood drops, so your muscles need more oxygen, so the heart pumps faster. This is like running, your muscles need more oxygen so heart pumps faster
As the Daily Mail explains, humans set breath-holding records in water because they âcan hold their breath twice as long underwater they can on land.â The reason: the â diving reflex ,â in which the body slows its heart rate and metabolism in order to conserve oxygen and energy when submerged in cold water.s the Daily Mail explains, humans set breath-holding records in water because they âcan hold their breath twice as long underwater they can on land.â The reason: the â diving reflex ,â in which the body slows its heart rate and metabolism in order to conserve oxygen and energy when submerged in cold water.