Are Red Blood cells the only cell you need

No, they are not the only cells you need.

Explanation:

You also need white blood cells, which are the cells that help your body fight off infections, viruses, and more. If there were no white blood cells in your body, you would be unable to fight off bacteria or pathogens, making your body vulnerable to diseases and more. It wouldn't be too long until it'd kill you.

1. breathe deeply from your lower lungs

2. breathe in and try to push the ring outwards.

3. breathe in through your nose and out through your nose and mouth.

4. avoid raising your shoulders as you breathe in

5. relax!

()

cutting out negative people, changing their diets, exercising, taking off days from work or school, etc