When it comes to building or buying an outdoor sauna, one of the most common questions is whether or not to insulate. Let’s learn why not?

In today’s wellness world, where high-tech gadgets often replace ancient traditions, the humble wood-fired sauna stands tall. While infrared saunas have gained popularity for their convenience and modern appeal, there’s a growing chorus of enthusiasts, researchers, and sauna purists who argue that nothing compares to the authentic, full-body experience of a wood-fired sauna. Here’s why the crackling of fire and the hiss of steam trump the quiet hum of infrared panels.

Nestled within the folds of ancient tradition and cultural practices lies the sauna—a place where heat, relaxation, and communal...