When teeth lose their enamel and become yellower due to the accumulated effects of food, tea, coffee and tobacco, what type of ageing is occurring?

Question

Quizplus · Accepted Answer

Secondary ageing refers to the ageing that is caused by external factors such as lifestyle choices, environmental exposure and habits such as smoking or poor diet. In this case, the yellowing of teeth is a result of external factors such as diet and smoking, making it an example of secondary ageing.

When Teeth Lose Their Enamel and Become Yellower Due to the Accumulated