Depression
Schizophrenia
Obsessive–compulsive disorder
Bipolar disorder
Eating disorder
Anxiety disorders
There main function is to help with your peripheral vision.
Ruby Healing Properties. Because the ruby gemstone is a stone of power and vitality its healing powers of ruby<span> helps with every part of the human body. In particular with heart problems, the circulation of blood and the liver. It can help ward of fever by cleansing the blood
hope this helps
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The answer is:
Age
This is because if you are younger your body can't handle as much because it's not fully developed. Now older people can handle more because their bodies are fully developed.