Leonardo

The ‘70s are known for many things: mini-skirts, thigh-high boots, flower power, the words groovy and rad—and, as it turns out, it also...

In our teen years we reach the peak of color richness, the highest concentration of color, over time this gives way to a more matte,...

It starts with your complexion, eye color, age, how dark is your hair naturally, any percentage of gray hair is also worked into the...