Evolutionary baggage from our ancestors may be causing disease in individuals today.

Quaternium-15 is an allergen, and can cause contact dermatitis in susceptible individuals.

The sap can cause skin irritation in susceptible individuals.

The sap may cause skin irritation in sensitive individuals.

"We don't know to what extent that has caused serious dissonance in individuals," he said.

It does not necessarily follow that sleep loss would cause these symptoms in otherwise normal individuals.

Its latex can cause an allergic reaction in sensitive individuals.

Some evidence also suggests that methylmercury can cause autoimmune effects in sensitive individuals.

It is an allergenic that could cause mucorosis in individuals with low immunity.

It can sometimes act as an allergen and may cause contact dermatitis in susceptible individuals.