IF you’d told me a few years ago that I’d consider hair oil an essential in my routine, I’d have laughed. I’ve got fine hair that gets greasy quickly, so it was a huge no-no. But a new gen of oils ...

Normally, these hair brushes cost $275 (yes, really). But thanks to Costco, you can grab a Mason Pearson Popular Mixture Hair Brush for $136.99, more than $100 off the usual retail price. The brush ...