One-third of all women will experience hair loss, thinning or shedding at some point in their lives. And for women in perimenopause and menopause? That number jumps to two-thirds. Thankfully, a slew ...

The next step before reaching a prescription-level retinoid is retinaldehyde, or retinal (no, that’s not a typo). This is ...

Hair can be funny. Sometimes, it feels like you shaved your legs just yesterday, yet hair grows back the next day or with the ...