It's also more than just alcohol, cigarettes and tanning. Good skin care was nonexistent for most of the 20th century. When the only SPF available was the thick, gloopy zinc oxide, no one would use it daily. Almost everything we now use for our skin was unheard of back when these women were younger like vitamin c, alpha hydroxy acids, retinoids. When Clinique came out with the 3 Step system in the 1960s it was revolutionary.