Welcome to Delmar Elementary School. Delmar Elementary School At a Glance. Delmar Elementary is known as the âschool too great for just one stateâ because it is a unique school that serves students in grades pre-kindergarten to grade 4 from two states, Delaware and Maryland.
Low Pulse Rate. Your heart will typically beat between 60-100 times each minute when you are at rest. Bradycardia refers to a heart rate that is below 60 beats per minute. In most cases bradycardia does not cause complications or symptoms, but this can be a serious condition because a low pulse rate means the heart is not pumping an adequate supply of oxygen rich blood to the rest of the body.
A pulse rate is considered dangerously low when it causes insufficient blood flow to the brain, with symptoms such as fatigue, dizziness, fainting or cardiac arrest. As the American Heart Association notes, the condition is defined as bradycardia. Keep Learning.