Sean should make sure he doesn’t stretch out o fast it for too long that can cause more harm then help, make sure he is doing it correctly. Make sure it is a controlled stretch
Answer: Red blood cells, also referred to as red cells, red blood corpuscles, haematids, erythroid cells or erythrocytes, are the most common type of blood cell and the vertebrate's principal means of delivering oxygen to the body tissues—via blood flow through the circulatory system.
Explanation:
10, I guess. Thank you for the free points.