The deadly disease is coming yet again! What are the symptoms to look for to analyze it? Is it a deadly disease? Is there a cure for it?

Recently i heard that extensive use of these pet mineral water bottles are injurious to health. Is this true? Will the use of dispenser also cause any problem like that?

What is the best time to go for BED? Is there any reason to do so?
Is there is any scientific reasons for going to bed with the dinner time?

Recently i heard someone saying that having water soon after you get up in the morning is good. Is it so, have you guys heard anything lke that?