I tested 35 eco-friendly pieces over 600 miles. Here are 11 tops and bottoms that performed as well or better than non-recycled apparel.

These versatile trainers can handle everything from speed work to recovery jogs, on road, track, and trail

Five cold-weather merino wool pieces that combine superior performance and longevity

Nuyarn is the natural fabric heavy sweaters have been waiting for

The lightweight Puma Liberate Nitro feels and performs great on pretty much any type of run — and costs less than most of its peers.

Research shows how you address yourself on challenging runs affects your performance.

An all-new lightweight shoe from New Balance (despite the v2 name), the Rebel v2 delivers balanced cushioning and a smooth, responsive ride that holds up over the miles.

This spin-off of the popular Razor is more versatile and durable while providing a light, responsive ride that feels fantastic at all paces.

For starters, there's hesitancy about the confluence of drug testing and unregulated products

There's at least a theoretical basis for believing in the power of CBD topicals

What you need to know to get running

Start by asking yourself why you want to run in a minimalist shoe. Scott Douglas, author of The Runner’s World Complete Guide to Minimalism and Barefoot Running, looks at why you should—or shouldn’t—take the plunge.

There’s no reason to be sheepish about switching those synthetic baselayers for a more natural alternative.