India, Sept. 4 -- While beauty is often said to lie in the eye of the beholder, science suggests that certain proportions and symmetry play a significant role in how we perceive an attractive face. In the August 31 podcast with Raj Shimani, Dr. Madhuri Agarwal, a dermatologist, explained how the concept of the "golden ratio" has long been used as a benchmark of beauty and revealed which actresses come closest to this scientific ideal. (Also read: Dermatologists share how anxiety and stress trigger breakouts, hair loss and ageing: 'It worsens skin conditions' )

When asked what defines an aesthetically pleasing female face, Dr Madhuri explained, "Conventionally, the ideal is an oval face with a smooth, slightly convex forehead. The brows s...