One of the many reasons we head to salons for skincare treatments is due in part to micro-needling. While there are many who are needle-averse, these tiny needles (hence, the term, micro-needling), ...

Microneedling with a derma roller may benefit beard growth, as it has benefits for hair growth and skin health. But it may also cause side effects. Share on Pinterest Ian Ross Pettigrew/Getty Images ...