Pica is a psychological disorder characterised by a desire for non-nutritive substances such as ice, soap, hair, paper, metal, soil, stones, glass, or chalk. Pica is derived from the Latin word for magpie (picave), a bird known for its unusual eating habits, where it is known to eat almost anything.
Signs and Symptoms:
Pica's clinical presentation is highly variable and is linked to the specific nature of the resulting medical conditions as well as the ingested substances. 
The reported symptoms of poisoning or infectious agent exposure are extremely variable and are related to the type of toxin or infectious agent consumed.00
What is Psychological Disorder?
A psychological disorder is defined broadly by psychologists as psychological dysfunction in an individual that is associated with distress or impairment and a reaction that is not culturally expected.
To learn more about Psychological Disorder from the link:
brainly.com/question/25710074
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I'm pretty sure it is slogan because most of the stores have a slogan that makes people want to come down to their store 
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heredity is something you get from your parents and they got from theirs etc their like genes Some aspects of personal health are determined by heredity. Certain diseases are a direct result of heredity, while others are determined in part by heredity and by the lifestyle choices and environment of an individual. Heredity is not the only factor that influences personal health, but it does have a significant impact on it.
 
        
             
        
        
        
By strengthening your body it allows it to take more hits or strain without becoming injured.