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.
Those with pollen allergies may develop hives as a reaction to some plants and foods. The Mayo Clinic describes this as cross-reactivity, in which a fruit or vegetable may trigger a flare up, usually felt as a tingle or itch in the mouth. Even bananas and apples can cause a reaction.