An eating disorder research website or a Mental health research website such as National Institute Of Mental Health. It can help you keep up to date because websites are most times updated with new information and easy to access now a days.
Answer:
Firstly, make sure the environment you are in is safe. Are you in a dangerous, or frightening environment? Also, always make sure you are looking out for yourself. Often, we humans, get ourselves into threating situations with loved ones, but we often do not see any red flags, because, as the saying goes, "Love makes you blind." Make sure your environment, and the people you are around are not abusive to anything or anyone around you. This can often lead to very bad circumstances, and just making some of these proactive choices can prevent some very bad things from, happening.
Explanation:
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Even having a cold or sore throat makes you more susceptible to dehydration because you're less likely to feel like eating or drinking when you're sick. So yes you can get dehydrated in the cold.