Ablative, Non-Ablative, Fractional: A Complete Guide to Laser Skin Treatments
Confused by ablative, non-ablative, fractional, and non-fractional lasers? Here's what each type does, what it treats, and how clinic and home devices compare.
Category Device 101
RF Microneedling Explained: What Happens Under the Needle
RF microneedling combines needles and heat to trigger collagen remodeling, but clinic results and home-device results are not the same thing. Here's what the research actually supports.
From Head Spa to Home Device: What Scalp Tech Can and Can’t Do
Laser caps, microcurrent tools, scalp massagers — the evidence behind them varies wildly. This guide ranks all three device categories by what the clinical data actually shows, and tells you who each device is (and isn't) for.
EMS, Microcurrent, TENS: Are These the Same Technology?
EMS, microcurrent, and TENS all send electrical current through tissue, but they target different structures and produce completely different effects. This is the breakdown that finally makes it clear.
Red, Near-Infrared, Blue: The LED Wavelength Guide That Explains the Science
Your LED device lists "660nm" or "850nm," but what do those numbers actually mean? This guide explains every major LED wavelength from blue to near-infrared, and what to look for on a spec sheet before you buy.
Silicone Brush vs. Nylon Brush vs. Ultrasonic Spatula: Which Facial Cleansing Device Is Right for You?
Silicone brush, nylon brush, or ultrasonic spatula? We break down how each cleansing device works and which skin type it's actually right for.
Home Beauty Devices 101: RF, Microcurrent, LED, and More — Every Major Technology Explained
Before you spend up to $500 on a beauty device, here's a breakdown of the 7 most mainstream technologies, what each one actually does to your skin, and who it's really for.