John knows his family medical history, has researched his medical condition, and has brought a friend with him to his medical appointment. these are examples of

People need to distract themselves with actitives. they can also find a natural high. an example would be eating alot of meat. that meat can release dopamine to the brain which gives one a natural high feeling.

Ofator que afeta o bem estar e o fator mental

It doesn't state that he washed his hands before or after preparing this poultry. even though he had it in seperate bags the bacteria from the poultry could have entered the vegtables because of a lack of handwashing. so cross-contamination is a very possible answer.   

Peptic ulcer;