Answer: They cannot bend or move easily, they are not flexible as normal cells and they can block the blood flow.
Explanation:
Sickle cell or sickle cell disorder( SCD) is a group of red blood cell disorders that are inherited and they cannot bend or move easily in a human body.
A Normal cell is round-shaped and normal cells can move through blood vessels. they are carrying oxygen to all parts of the human body and sickle-shaped cells cannot do that. A Sickle-shaped cell can block that blood flow and it can cause many problems and diseases in the human body.
Meninges are three membranes beneath the bone coverings that envelope the brain and spinal cord
First thing is make a schedule having different breakfast lunch and dinner meals that are easy to make and are less in calories. Secondly I would be more active physically and mentally. third I would get those in my life involved like my mom and dad that way there are less temptation a round me. all these steps are an everyday thing. Also one cheat meal a week is healthy and a reward. As the time goes by I will be at my best health wise.