1.) use a lot of arm strength
2.) swimming started in Egypt
3.) have to be a lot more active than you think
the cardiovascular system is important in many ways but the most plain fact is that well it might come as a surprise but it keeps you alive . the cardiovascular system including the heart,and blood vessels are very important physically and mentally . you heart physically pumps blood and if you sit back to think about it its a beautiful thing ,this lump of meat you have never seen is keeping you alive its the engine to the machine you call your body .mentally and spiritually ,your heart/soul is what makes you human ,it gives you your humanity
4 years undergrad (or bachelors degree) + 4 years med school + 1 internship year + 4 years radiology residency
+1 year fellowship is optional
