Sun poisoning is something of a generic term that can refer to several different conditions. In some cases, long exposure to the sun can lead to not only sunburns but also blistering of the skin. Other symptoms like nausea, headache or dizziness may occur, and people may have electrolyte imbalance.
The list of signs and symptoms mentioned in various sources for Pollen allergy includes the 12 symptoms listed below: 1  Nausea. 2  Vomiting.  Diarrhoea.
Allergies are caused by irritants (pollen, etc) which makes your immune system go bananas. Mast cells release histamine, which causes an inflammation response as your body tries to fight off the intruder, which happens to be harmless pollen. The end result is allergy symptoms: stuffy nose, mucous production, etc.