Contrary to their name, dumbbells are a smart investment if you want to build fitness at home. These versatile free weights allow you to train for strength, endurance and mobility by opening the door ...

For example, when I’m doing bicep curls with two dumbbells, the weights will often hit each other. Bowflex SelectTech 552 compared to competitors. Rozalynn S. Frazier/CNN Underscored.

But how feasible is it? I gave it a whirl—here's what to know about using add-on weights to your adjustable dumbbells beyond what's sanctioned by the company. Skip to Main Content.

Adjustable dumbbells are versatile, space-saving, and super effective for building muscle. Here are the best compact weights from Amazon, Bowflex, and Stakt.

Wrist weights are trending—but are they actually effective for strength training? Here’s how they compare to dumbbells, plus which tool to use for your goals.

Bowflex’s adjustable dumbbells can act as an entire home gym—and they barely take up any space. My set has lasted almost 10 years and is still in great shape.

Made for those looking to have multiple weight options, this set adjusts in 5-pound increments so that you can select between 5-, 10-, 15-, 20-, and 25-pound dumbbells.