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How To Cold Plunge: A Beginner’s Guide to Proper Protocol, Time & Temp

How To Cold Plunge: A Beginner’s Guide to Proper Protocol, Time & Temp

28th Apr 2025

Cold Plunge Mastery: The Ultimate Guide to Proper Ice Baths for Recovery & Fat Loss

Did you know that cold plunging is actually a science-backed recovery tool used by elite athletes, celebrities and wellness enthusiasts worldwide? From LeBron James to Chris Hemsworth, and even Joe Rogan, cold water immersion is now widely used to reach peak performance and longevity.

But how do you start? How long should you stay in? What’s the best temperature? And can cold plunging actually help with weight loss?

We’ll break down everything you need to know about how to cold plunge properly, the best protocols, safety tips and even how to set up a DIY ice bath at home.

Head there now:

Why Cold Plunge? The Science Behind the Freeze

Just a quick recap of some cold plunging benefits: cold plunging isn’t just about bragging to your friends about how long you can tough it out, it’s about recovery, energy and resilience. 

When you take the icy dip, many changes happen in your body:

  • Reduces inflammation & muscle soreness: Cold constricts blood vessels, flushing out metabolic waste post-workout.
  • Boosts circulation: When you exercise, blood rushes back, delivering oxygen and nutrients to muscles.
  • Improves mental resilience: The shock trains your nervous system to handle stress better.
  • May help with weight loss: Activates brown fat, which burns calories to generate heat.

Learn more about Cold Plunging and Where to Cold Plunge in Singapore!

Don’t just take our word for it, as we mentioned, there is a range of celebrities who also swear by cold plunges.

Joe Rogan’s Cold Plunge Routine

Joe Rogan is one of the biggest advocates of cold plunges, frequently discussing them on The Joe Rogan Experience. His routine? Intense, disciplined and used for mental toughness.

Rogan’s Cold Plunge Protocol

Factor

His Approach

Temperature

10°C (50°F) to 0.5°C (33°F) (yes, near freezing!)

Duration

10–20 minutes (way longer than most beginners!)

Frequency

After workouts, sometimes daily

Breathing

Wim Hof Method (controlled deep breathing)

Equipment

Morozko Forge Ice Bath at home and a BlueCube in his studio

Other Celebrities Who Love Cold Plunges

  • Chris Hemsworth (Thor): Uses cold plunges after intense workouts to reduce muscle soreness. Sometimes combines it with sauna sessions for contrast therapy.
  • Lady Gaga: Uses ice baths to reset her nervous system after performances.
  • Harry Styles: Takes cold showers daily to kickstart his mornings and to relieve sore and fatigued muscles on tour.
  • LeBron James: Swears by post-game ice baths to speed up recovery. Uses cryotherapy + cold plunges to stay in top shape.
  • Hugh Jackman (Wolverine): Uses cold plunges to prevent inflammation during heavy training to get into shape for his roles.

How to Plunge Like a Celebrity (Without Their Budget)

You don’t need a $20,000 cold plunge tub to get the benefits. Here’s how to hack the celebrity ice bath experience at home:

  • Use a bathtub + ice (cheapest method).
  • For how to cold plunge for the first time, try cold showers first (easiest for beginners).
  • Invest in a portable plunge tub (like The Plunge or Ice Barrel).

How to Cold Plunge Properly: A Step-by-Step Guide

1. Choose Your Cold Plunge Method

You don’t need a fancy setup to cold plunge! Here are three easy ways to cold plunge:

  • Cold shower: Easiest for beginners (start with 30 sec).
  • Bathtub with ice: Fill with cold water, add 2–3 bags of ice.
  • Dedicated cold plunge tub: Best for consistent use (like Morozko or BlueCube).

2. Set the Right Cold Plunge Temperature and Time

This will, of course, depend on your experience level and what you’re doing a cold plunge for.

Experience Level

Temperature

Duration

Beginner

10–15°C (50–60°F)

30 sec–2 mins

Intermediate

7–10°C (45–50°F)

2–5 mins

Advanced

4–7°C (39–45°F)

5–10 mins

Tip: Never go below 4°C (39°F) to avoid frostbite or hypothermia.

3. What is the Protocol for Cold Plunge?

  1. Prep Your Body: Warm up with light movement or a hot shower first.
  2. Control Your Breathing: Use Wim Hof Method (deep inhale, slow exhale).
  3. Enter Slowly: Don’t dunk! Ease in feet first to avoid shock.
  4. Stay Calm: Focus on steady breathing (panic leads to faster cold shock).
  5. Exit & Warm Up Naturally: Light movement (walking, stretching), NO hot shower immediately!

How to Properly Do a Cold Plunge: What to Do After Cold Plunge

What you do after a cold plunge is just as important as the plunge itself!

1. Warm Up Naturally (No Hot Showers Yet!)

  • Light movement (walking, stretching, yoga) helps restore circulation.
  • Avoid sudden heat: Jumping into a hot shower too soon can cause dizziness as well as chilblains. 
  • Dry off & layer up: Use a warm towel and wear cosy clothes.

2. Hydrate & Refuel

  • Cold plunges dehydrate you, so drink warm water or herbal tea afterwards.
  • Eat a protein-rich snack (nuts, yoghurt, eggs) to help with muscle recovery.

3. Track Your Progress

  • Note how you feel: Energy levels? Mood? Recovery speed?
  • Adjust duration & temperature based on your tolerance.

What is The Cold Plunge Rule: How Long & How Often?

With something like cold plunging, which has the potential for great benefits but also for dangers if you go about it wrong, you need to make sure you have all the information before starting. Here are three golden rules to follow when cold plunging.

  • Start Short: 30 sec to 1 min (build up to 5–10 mins).
  • Listen to Your Body: Exit if you feel numbness or extreme discomfort.
  • Be Consistent: 3–5x per week for best results.

How Often to Cold Plunge?

Goal

Frequency

Recovery (post-workout)

3–4x per week

Mental resilience

Daily (if tolerated)

Weight loss

4–5x per week + shiver method

How to Cold Plunge at Home: 3 Simple Methods

No fancy equipment? No problem! Here’s how to hack an ice bath at home:

Option 1: The Bathtub Ice Bath

How to cold plunge in bathtub?

  1. Fill tub with cold water (no warmer than 10°C/50°F).
  2. Add 2–3 bags of ice (the more ice, the colder).
  3. Use a thermometer to monitor temperature.
  4. Set a timer!

Option 2: Cold Shower Plunge

How to cold plunge in shower?

  • Easiest for beginners!
  • Start with 30 seconds at the end of your shower.
  • Gradually increase to 2–3 minutes.

Option 3: DIY Chest Freezer Cold Plunge

  • Convert a chest freezer into a plunge pool (YouTube tutorials are available).
  • Pros: Maintains cold temps longer.
  • Cons: Requires more setup.

Cold Plunge for Weight Loss: Does It Work?

Yes, but not like cardio. Cold plunging activates brown fat, which burns calories to keep you warm.

How to Cold Plunge for Weight Loss

  1. Shiver Method: Stay in until you shiver (1–2 minutes), exit and let shivering continue for another 1–2 minutes. Repeat 2–5 times.
  2. Consistency: 3–5 sessions per week.
  3. Combine with Diet/Exercise: Don’t rely on cold alone!

Science Says: A study in found that that cold exposure could improve brown adipose tissue and energy use in adults, while another found it can help reduce body fat mass.

Further Reading: What Are the Best Weight Management Supplements?

Cold Plunge vs. Cryotherapy: Which Is Better?

Factor

Cold Plunge

Cryotherapy

Cost

Cheaper

Expensive (50−100 per session)

Temperature

4–15°C (39–60°F)

-129°C to -184°C (-200°F to -300°F)

Duration

2–10 mins

2–3 mins

Accessibility

Can do at home

Requires a clinic

Benefits

Better for full-body immersion

Targets localised pain

Verdict: Cold plunges win for accessibility and full-body benefits!

Sauna and Cold Plunge: The Perfect Routine for Recovery & Longevity 

If you’re looking for maximum benefits, you can also alternate between hot and cold!

  • 15–20 mins in sauna (relaxes muscles, detoxifies)
  • 2–5 mins cold plunge (reduces inflammation, boosts circulation)
  • Repeat 2–3x

This contrast therapy is used by athletes like LeBron James and Serena Williams for faster recovery.

Further Reading: The Best Natural Anti-Inflammatory Supplements

Tips for How to Stay Calm in the Cold

The biggest hurdle to cold plunging? Your mind. Here’s how to conquer it to help you stay in the water for as long as you need.

1. Controlled Breathing (Wim Hof Method)

  • Deep inhale (4 sec) → Hold (4 sec) → Slow exhale (6 sec).
  • Repeat to lower heart rate & reduce panic.

2. Focus on a Mantra

  • This is making me stronger
  • I control my body, not the cold

3. Gradual Exposure

  • Start with 10 seconds, then add 5 sec each session.
  • Soon, 3 minutes will feel easy!

Common Cold Plunge Mistakes to Avoid

  • Staying in too long: More than 10 minutes risks hypothermia.
  • Jumping in too fast: Ease in to avoid shock.
  • Going too cold too soon: Start at 10°C (50°F), then go lower.
  • Not breathing properly: Panic makes it worse.
  • Not having a plan: Know how long you’ll be in there, how you will warm up and how often you will plunge.

Who Should Not Cold Plunge?

It’s important to understand that cold plunging and pushing your body to the extreme is not for everyone. Always check with your doctor before you start to make sure you’re not risking your health. For example, people who shouldn’t cold plunge include:

  • Heart conditions (cold shock spikes blood pressure).
  • Raynaud’s disease (extreme cold sensitivity).
  • Pregnancy (speak with your doctor first).
  • Open wounds/infections (risk of slower healing).

End Note

Whether for recovery, energy or mental toughness, cold plunging may be a game-changer in your fitness and health goals. It can help you recover faster, have more energy, improve your mental strength and help with weight loss!

You could even participate in fundraisers! In Australia, for example, the Big Freeze is a fundraiser where some of the country’s biggest names line up to be dunked in an ice bath to raise fund for MND. 

Start slow, stay safe and embrace the freeze!