Although John did not delete the email straightaway and he read it,he still must not believe the email..It is a fact that there have been cases of the Mexican flu spreading around and killing a few people but still the email have no sufficient evidence to prove that the MEDICINE that is real and it really will help you to prevent you from getting mexican flu..John should not even open the attachment file and definitely don't buy the so-called medicine..He should just delete the scam email right way,it may be a way to cheat people'money.We should be more aware of these Scam Emails and do not believe it...wateva it saids as chain emails are often not true.