Sitting in the john with a bucket not know what is going to happen or from which end is not mild.
Loosing almost 10 lbs. in that short of time is not mild.
The next stage after that kind of mild could be dead.
Food poisoning can be very dangerous.
I have had food poisoning and I have been with other that have had food poisoning and at no time did the word mild come to mind.
Folks I'm not trying to scare people but here is some information. Their is lots more if one cares to Google. The term food poisoning is batted around like it is nothing. Well it can be something.
'Hidden death toll' of food poisoning | Daily Mail Online