Why is it so important as humans to take care of the cardiovascular system?

A healthy heart is central to overall good health. Embracing a healthy lifestyle at any age can prevent heart disease and lower your risk for a heart attack or stroke . You are never too old or too young to begin taking care of your heart.

Ithink our serving sizes are larger. 

Ithink the correct answer would be that since the disease is passed by a hand shake and can be cured with antibiotics that it could be an infection. an example could be that once when i was working in a bush camp, i got blood poisoning from blood blisters that got infected. our cook did not wash his hands after going to the bathroom and he passed staphyloccus on to the crew he fed. one other person also got a bad similar infection on the side of his face. i had to be rescued by helicopter and taken to the hospital so i wouldn't die!