SweatDecks Blog

Red light therapy panel glowing next to a wooden sauna bench before a session
  • by SweatDecks

How to combine red light therapy with sauna for better results

Learn exactly how to sequence red light therapy with sauna sessions, what the research shows, and how to avoid the common timing mistakes. Practical guide with protocols.

Read: How to combine red light therapy with sauna for better results

Person entering a cold plunge tub outdoors with omega-3 capsules on a cedar bench nearby
  • by SweatDecks

Cold plunge and omega-3s together: do they amplify each other's anti-inflammatory effects?

Cold plunging and omega-3s both fight inflammation, but do they amplify each other? Here's what the research actually says, and how to combine them.

Read: Cold plunge and omega-3s together: do they amplify each other's anti-inflammatory effects?

Person emerging from cold plunge tub at dawn with magnesium supplements on bench
  • by SweatDecks

Cold plunge and magnesium: what the science actually says

Can magnesium supplements boost your cold plunge recovery? We break down the evidence, timing, dosing (320 to 420 mg/day), and what's still unknown.

Read: Cold plunge and magnesium: what the science actually says

Wooden sauna interior with pre-workout supplement powder and water bottle on bench
  • by SweatDecks

Sauna and pre-workout supplement safety: what you need to know

Mixing pre-workout supplements with sauna use raises real cardiovascular risks. Learn which ingredients to watch, timing rules, and what the research says.

Read: Sauna and pre-workout supplement safety: what you need to know

Steaming Finnish sauna interior with a cup of black coffee on the cedar bench
  • by SweatDecks

Sauna and caffeine safety: what you need to know before combining them

Caffeine raises heart rate and dehydrates you. Is it safe to sauna after coffee? Real research, heart rate data, and timing guidance in one place.

Read: Sauna and caffeine safety: what you need to know before combining them

CrossFit athlete entering a cold plunge tub outdoors at dawn for recovery
  • by SweatDecks

How often should CrossFit athletes cold plunge for recovery?

Science-backed cold plunge frequency for CrossFit recovery: when 2-4x per week helps, when daily plunging may blunt your gains, and exactly how to time it.

Read: How often should CrossFit athletes cold plunge for recovery?

Endurance athlete resting on a wooden sauna bench after a training run
  • by SweatDecks

Endurance training sauna add-on protocol: the complete guide

Add post-run sauna sessions to your training and studies show plasma volume can rise 3.5 to 4.5% in 10 days. Here's exactly how to do it safely.

Read: Endurance training sauna add-on protocol: the complete guide

Athlete resting in hot Finnish sauna after a training run, steam rising from stones
  • by SweatDecks

Does sauna use actually improve VO2 max? The evidence explained

Studies show sauna use can raise VO2 max by 2 to 12% through plasma volume expansion and cardiac adaptations. Here's what the research actually says.

Read: Does sauna use actually improve VO2 max? The evidence explained

Man sitting in hot cedar sauna with steam rising from heated stones
  • by SweatDecks

Does sauna use help with altitude acclimatization? What the research shows

Sauna sessions can raise EPO and red blood cell mass similarly to mild altitude exposure. Here's what the actual studies show and how to use that.

Read: Does sauna use help with altitude acclimatization? What the research shows

Man reclining in a hot Finnish sauna during a heat acclimatization session
  • by SweatDecks

Heat acclimatization protocol using sauna: the complete guide

Learn how to use a sauna to acclimatize to heat in 10 to 14 days. Covers session length, temperature, timing, and what the research actually shows.

Read: Heat acclimatization protocol using sauna: the complete guide

Male athlete resting in Finnish sauna during post-workout recovery session
  • by SweatDecks

How to use sauna for athletic periodization

Learn how to slot sauna sessions into training blocks, taper weeks, and recovery phases. Backed by real research, with timing and dose guidelines.

Read: How to use sauna for athletic periodization

Apple Watch and Oura ring left on towel outside sauna heat bench
  • by SweatDecks

Can a sauna damage your Garmin, Oura ring, or Apple Watch?

Apple Watch max temp is 55 °C; most saunas run 70 to 100 °C. Here's exactly what heat does to each wearable and how to protect them.

Read: Can a sauna damage your Garmin, Oura ring, or Apple Watch?

Titanium ring and rugged smartwatch resting on a cedar sauna bench near hot stones
  • by SweatDecks

Wearables in the sauna: which ones are actually heat safe

Most wearables fail above 50°C. We break down which fitness trackers, smartwatches, and rings survive sauna heat and which ones you should leave outside.

Read: Wearables in the sauna: which ones are actually heat safe

Fitness tracker resting on a wooden sauna bench beside a ladle in warm light
  • by SweatDecks

HRV and sauna: how to actually use your data

How to use HRV scores to guide sauna sessions. Real thresholds, timing windows, device picks, and what the research actually says. Honest, practical guidance.

Read: HRV and sauna: how to actually use your data

Open logbook notebook and thermometer resting on a sauna bench in warm amber light
  • by SweatDecks

Sauna logbook: what metrics to track every session

Track the right sauna metrics and see real progress. This guide covers 12 data points, from core temp to HRV, with a free logbook template. 155 chars.

Read: Sauna logbook: what metrics to track every session

Person writing session notes in a sauna notebook under warm amber light
  • by SweatDecks

How to track sauna sessions and progress (and why it matters)

Learn how to log sauna sessions, spot real progress, and know what numbers to watch. Practical methods, free tools, and what the research actually says.

Read: How to track sauna sessions and progress (and why it matters)

Notebook and pencil on cedar bench outside a steaming sauna door
  • by SweatDecks

Sauna journaling: how to turn heat sessions into real self-reflection

Sauna journaling pairs 15 to 30 min heat sessions with structured writing to sharpen focus and recovery. Here's exactly how to build the practice.

Read: Sauna journaling: how to turn heat sessions into real self-reflection

Person exiting cold plunge tub onto wet brushed concrete deck with water shoes nearby
  • by SweatDecks

Cold plunge barefoot or with shoes: deck safety explained

Should you go barefoot or wear shoes around a cold plunge? Slip risk, deck materials, foot hygiene, and what actually prevents post-plunge falls.

Read: Cold plunge barefoot or with shoes: deck safety explained

Cedar sauna interior with electric heater in corner and wood benches on two walls
  • by SweatDecks

Sauna heater placement: corner vs wall, which is better?

Corner or wall-mounted sauna heater? We break down heat distribution, clearance rules, room shape, and which placement actually works best for your setup.

Read: Sauna heater placement: corner vs wall, which is better?

Person breathing slowly before entering an outdoor cold plunge tub at dawn
  • by SweatDecks

Breathing technique before entering cold water: what actually works

The right breathing technique before cold water entry can cut cold shock response by up to 40%. Here's exactly what to do, why it works, and what to avoid.

Read: Breathing technique before entering cold water: what actually works

Person meditating with eyes closed on wooden sauna bench in warm amber light
  • by SweatDecks

Sauna meditation protocol: how to actually do it right

A step-by-step sauna meditation protocol with timing, breathwork, and science. Learn how 15-20 min sessions can deepen focus and recovery.

Read: Sauna meditation protocol: how to actually do it right

Wool felt sauna hat on a wooden bench inside a wood-fired Finnish sauna
  • by SweatDecks

Sauna hat purpose and how to make one at home

Sauna hats protect your head from overheating, letting you sit longer in high heat. Learn why they work, what materials to use, and how to make one yourself.

Read: Sauna hat purpose and how to make one at home

Fresh birch sauna whisk bundle resting on wooden bench with steam rising from sauna stones
  • by SweatDecks

How to use a sauna whisk (birch bundle): the complete guide

Learn how to prepare, use, and care for a birch sauna whisk. Covers soaking, technique, heat timing, and the research behind its effects. 1,600+ words.

Read: How to use a sauna whisk (birch bundle): the complete guide

Wooden sauna ladle pouring steam over glowing rocks with eucalyptus oil bottle nearby
  • by SweatDecks

How much eucalyptus oil to use in a sauna (and how to use it safely)

3 to 5 drops of eucalyptus oil per ladle of water is the standard starting dose. Here's exactly how to use it safely in any sauna type.

Read: How much eucalyptus oil to use in a sauna (and how to use it safely)

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