Why does your heart beat faster when you wake up?

Sleep wake up heart beat fast may be due to physiological factors and pathological factors, pathological factors mainly include anemia, hyperthyroidism, etc.

One, physiological factors

if long-term sleep quality is not good, may cause sympathetic nerve excitation, leading to heart rate accelerated, sleep wake up feeling heart beat fast, generally in the supplement sleep can be relieved.

Two, pathological factors

1, anemia

anemia is mainly due to insufficient red blood cell production, excessive red blood cell destruction and other reasons, long-term anemia due to peripheral red blood cell volume is lower than normal, the body in order to speed up the heart rate will inject more blood into the circulatory system, provide normal oxygen supply, can cause heart beat faster, sleep wake up feeling heart beat fast.

2, hyperthyroidism

is mainly due to diffuse toxic goiter, multinodular goiter and other reasons, due to thyroid secretion of more thyroid hormones, can lead to accelerated metabolism, heart beat increased, sleep wake up feeling heart beat fast.