More and more people are buying cheap Botox on the web, but doing it yourself has real health hazards and can end up costing much, much more than you save.

The latest DIY beauty trend has social media users injecting themselves at home with so-called "Korean Botox," drawn in by promises of smooth skin at a fraction of the cost.

For a product whose toxic origins trace back to a biological weapons lab in Maryland, Botox has helped normalize cosmetic injectables.

Not all Botox questions are good ones. Aesthetic expert Kaitlyn Nelson reveals the smarter ones, and why "less is more" can ...