The disorder that he might be at risk of experiencing schizophrenia. This is a mental disorder which usually appears in late adolescence or early adulthood. Normally characterized by hallucinations, delusions, and other cognitive difficulties. This condition affects how a person thinks, feels and behaves, although not common as compared to other disorders it can be very disabling and a lifelong struggle.
Answer:
<em>Ways to prevent stomach diseases</em><em> </em><em>are</em><em> </em><em>as</em><em> </em><em>given</em><em> </em><em>below</em><em>:</em><em>-</em>
<em><u>Chew food thoroughly, and don't overeat.</u></em>
<em><u>Avoid raw shellfish if you're not sure the source is a safe one.</u></em>
<em><u>Limit your intake of fats and alcohol.</u></em>
<em><u>Get plenty of fluids</u></em><em><u>Exercise daily.</u></em>
<em><u>Exercise daily.</u></em>
<em><u>Avoid foods that cause gas.</u></em>
<em><u>Avoid sweeteners that cause gas such as fructose and </u></em><em><u>surbiton</u></em><em><u> </u></em>
60 years is three half life for the substance, so 40*1/2^3=5