TABLE 3.

Scenarios of impact factors on forehead wrinkles.

Scenario	Profile (all scenarios)	Sunscreen routine and tobacco consumption
S0	Recreational exposure Far from the equator ITA between 10 and −30 normal expression without view problems medium skin thickness good sleep quality frequent use of moisturizers only	Never smoke and protect daily
S1		Net stop of smoking at 35 years with daily protection
S2		Progressive stop of smoking with daily protection
S3		Net stop of smoking at 35 years without sun protection
S4		Progressive stop of smoking without sun protection
S5		Heavy smoker without sun protection