The physiological condition that causes you to feel hunger is the release of a hormone called ghrelin in your body, which signals to your brain that you need to eat.
No, hunger is a basic human need.
Hunger pains
Hunger is the monster that slaughters civilization and encourages girls to become the skinniest thing.
That's one of the classic signs of Parkinson's disease.
Diabetes is one condition. Drug interaction is another. If you have been working in heat or excess humidity, it will cause you to dehydrate and therefore feel thirsty.
Insects can feel sensations of hunger and thirst, although when they feed, it appears to be part hunger and part instinct. There are nearly a million species of insects in the world and some scientists say there are at least a million more than have not yet been named.
The cold floor can make you feel uncomfortable because it causes your body to lose heat, which can lead to a drop in your core body temperature. This can trigger a physiological response that makes you feel cold and uncomfortable. Additionally, the sensation of cold on your feet can also affect your overall comfort and well-being.
once
hunger
Yes
physiological reward
The hypothalamus controlls drives and regulating some body function (heart beating, body temperture, etc.) it can make you feel hunger but it won't make you decide to eat, it can make you feel thirsty but can't make you drink, it can make you feel angery but not make you hit. In short the hypothalamus affects decisions but doesn't make them.