Sauna Temperature Guide: How Hot Should It Be? — HotColdHaven Home › Saunas › Temperature Guide Guide Sauna Temperature Guide: How Hot Should It Be? By David KaleUpdated June 20266 min read Quick answer: a traditional sauna runs about 150–195°F (the most-studied range is ~174–190°F); an infrared sauna runs cooler at 120–150°F because it heats…
How Long Should You Cold Plunge? — HotColdHaven Home › Cold Plunge › How Long Guide How Long Should You Cold Plunge? By David KaleUpdated June 20266 min read The simple guidance: beginners 30 sec–1 min; most people 2–3 minutes (up to ~5). A handy weekly target is about 11 minutes of cold immersion total,…
Cold Plunge Temperature: How Cold Should It Be? — HotColdHaven Home › Cold Plunge › Temperature Guide Cold Plunge Temperature: How Cold Should It Be? By David KaleUpdated June 20266 min read The target range: most cold therapy happens at 50–59°F (10–15°C). Start around 55–60°F as a beginner and work colder over time. Experienced plungers…
Cold Plunge Benefits: Evidence vs Hype — HotColdHaven Home › Cold Plunge › Cold Plunge Benefits Guide Cold Plunge Benefits: Evidence vs Hype By David KaleUpdated June 20269 min read The strongest benefits: a big, lasting mood and alertness lift (dopamine and norepinephrine rise sharply and stay elevated for hours), reduced perceived soreness, and metabolic…
Sauna Benefits: What the Research Actually Shows — HotColdHaven Home › Saunas › Sauna Benefits Guide Sauna Benefits: What the Research Actually Shows By David KaleUpdated June 20269 min read The headline: in large Finnish studies, people who used a traditional sauna 4–7 times a week had about 40% lower all-cause mortality and roughly half…
Sauna or Cold Plunge First? How to Sequence Them — HotColdHaven Home › Contrast Therapy › Which First? Guide Sauna or Cold Plunge First? How to Sequence Them By David KaleUpdated June 20266 min read The simple rule: start with the sauna, finish with the cold — or alternate for several rounds. What matters most…
Inflatable vs Hard Cold Plunge: Which Should You Buy? — HotColdHaven Home › Cold Plunge › Inflatable vs Hard-Sided Guide Inflatable vs Hard Cold Plunge: Which Should You Buy? By David KaleUpdated June 20266 min read The trade-off: inflatable/portable plunges are cheap, packable and great for starting out, but insulate less and last less long….
Cold Plunge vs Ice Bath: What’s the Difference? — HotColdHaven Home › Cold Plunge › Cold Plunge vs Ice Bath Guide Cold Plunge vs Ice Bath: What’s the Difference? By David KaleUpdated June 20267 min read Same cold, different delivery: an ice bath is any tub you chill by hand with ice — cheap, temporary,…
Sauna EMF Guide: What ‘Low EMF’ Really Means — HotColdHaven Home › Saunas › EMF Guide Guide Sauna EMF Guide: What ‘Low EMF’ Really Means By David KaleUpdated June 20268 min read Straight answer: the infrared light is just gentle, non-ionizing heat — it’s not the EMF concern. The heaters and wiring create low-frequency EMF,…
Full Spectrum vs Far Infrared Sauna: What’s the Difference? — HotColdHaven Home › Saunas › Full Spectrum vs Far Infrared Guide Full Spectrum vs Far Infrared Sauna: What’s the Difference? By David KaleUpdated June 20268 min read In short: far infrared uses one wavelength band (deep, gentle heat) with simpler, cheaper tech; full spectrum adds…