The heart is a muscular organ in most animals, which pumps blood through the blood vessels of the circulatory system. The pumped blood carries oxygen and nutrients to the body, while carrying metabolic waste such as carbon dioxide to the lungs.
Muscles used:
Arm/Shoulder muscles, Back muscles, and Leg muscles.
Exercise to improve:
Kettlebell or dumbbell swing
Medicine ball side pass
Kettlebell Windmill
Answer:
your answer would be sinus node (also called the sinoatrial node, or SA node).
Explanation:
Answer:
Heart disease and strokes are a very serious issue and the main causes of death 20 years ago, and even today. This means that something such as genetics or even diet is effecting health and heart problems leading to death.
Explanation:
the original line is stating that heart disease and strokes were the two leading killers 20 years ago, and they still are today so this means that heart issues are a big problem and main cause of death.
