You may be more or less sensitive to the plants than other people. A
more sensitive person will have a more severe reaction and will react after
minimal contact with the oil.
The degree of sensitivity to poison ivy, oak, or sumac is affected
Physical activity. The urushiol may spread
How much contact you have had with the
Age. Sensitivity may change with age. Young children are
less likely to have sensitivity to urushiol. Sensitivity peaks between ages 8
and 15. Some people, though, do not show a sensitivity to urushiol until middle
How this information was developed to help you make better health decisions.