How do you alternate a hot tub and cold plunge?

Author: Prof. Madelynn Fritsch Jr.  |  Last update: Thursday, September 18, 2025

Start by immersing yourself in the hot tub for 5 minutes and then switching to the cold tub for one to two minutes. You can repeat the cycle up to five times. A benefit to the contrast bath approach is the ability to dial in the temperature.

How do you switch between hot tub and cold plunge?

Hot tub first, then cold plunge immediately after. After the plunge stretch in the sun and then throw on some clothes and warm up gradually. Hot tub after will not only decrease benefits but hot water causes a drop in blood pressure and going from very cold to hot could make that drop dangerous.

Is it good to alternate cold plunge and hot tub?

Hot tub cold plunge combos are excellent for physical recovery. Alternating between hot and cold exposure reduces muscle soreness and inflammation. Cold therapy improves circulation and supports the immune system, accelerating recovery.

Should you cold plunge before or after a hot tub?

Contrast hydrotherapy should always start with a hot plunge session that lasts ten to twenty minutes, followed by a plunge in cold water for three to ten minutes.

Is it good to go from hot to cold plunge?

IS IT SAFE TO GO FROM THE SAUNA TO AN ICE BATH? If you do not suffer from any cardiovascular diseases, jumping into ice-cold water after extreme heat exposure should not be a threat to your health. It is a bit of a shock to your system, but this is supposed to strengthen both, your body and mind and not be unsafe.

Contrast Water Therapy: Hot Tub plus Cold Plunge

Do you do hot or cold water therapy first?

At-Home Contrast Therapy Treatment

Dip the affected area in the hot water basin for three to four minutes. Immediately switch to the cold water basin for one minute or as long as long as it can be tolerated. Repeat the process three or four more times for a total of 20 minutes.

How to do alternating hot and cold therapy?

Total Body Immersion for Alternating Hot and Cold Therapy

Also known as full body contrast therapy or a thermal workout, this involves soaking in a bath of ice or cold water and then switching to a tub of hot water, repeating the transition several times.

How can I maximize my cold plunge benefits?

Cold Plunging Tip #2: Submerge to the Neck

You want to be in enough so that the upper part of your neck is fully in the water, which will more fully activate the vagus nerve to enable a more full hormonal response, maximizing benefits like anti-inflammatory response and mood boosting.

Is it good to alternate between hot and cold water?

You alternate the hot and cold baths in sessions. This technique may help to improve blood circulation throughout your body. Contrast bath therapy treats edema, stiff joints, inflammation of soft tissues, muscle spasms, and painful limbs (upper and lower). This treatment method is common with athletes.

Is it OK to cold plunge every day?

You can do cold plunging every day. However, if you're doing it after training, daily plunges could compromise the potential for long-term performance improvements.

Can you overdo cold plunge?

While cold plunging has numerous benefits, staying submerged for too long can introduce potential risks. Prolonged exposure to colder temperatures may lead to hypothermia, where the body loses heat faster than it can produce, resulting in symptoms like shivering, confusion, and fatigue.

What is the best order for cold plunge and sauna?

According to an overwhelming majority of health and fitness experts, you should first go for a sauna then cold plunge.

Should you take a hot shower after a cold plunge?

Avoid immediate hot showers after a cold plunge to prevent negating the benefits of the cold exposure. If you opt for a shower, gradually increase the temperature.

What do you adjust first in a hot tub?

After filling your hot tub with water, you will want to adjust your pH level and complete alkalinity. You can purchase tester strips to help you balance the pH level and alkalinity. You simply add the pH increaser or pH decreaser as needed until the tester strip shows the pH level to be between 7.4 and 7.6.

How long should you stay in a cold plunge tub?

Beginners should start with a short plunge of 30 seconds to a minute. Experts don't agree on the ideal length of a cold plunge, but you can safely work up to 5-10 minutes in cold water. For recovery after a workout, 2-3 minutes in an ice bath is enough time to get all the benefits.

What not to do after a cold plunge?

Don't take a warm bath or shower soon after your cold session.

Should I submerge my head during a cold plunge?

Wonder why submerging your head and/or face at the start of a cold plunge for 5-20 seconds makes the rest of it *easier*? Because it activates the mammalian dive response, the parasympathetic ('calming') aspect of the autonomic nervous system & thereby lowers heart rate.

Do cold plunges burn fat?

Taking a cold plunge in an Ice Barrel can activate the brown adipose and muscles in your body. Once activated, irisin and FGF will be released (irisin and FGF are cold-induced endocrine activators of brown fat function in humans). These two hormones burn up the white fat tissues resulting in weight loss.

How long to alternate hot and cold?

The key is to ice for 20 minutes, causing the vessels to narrow, and then heat for 15 minutes, causing the vessels to dilate. This acts as a pumping mechanism to the inflammation, pushing it away from the injured area. Most importantly, end the treatment cycle on ice (unless you're treating a chronic back spasm).

How to cold plunge and hot tub?

Start with a hot soak for 10 to 15 minutes to loosen up your muscles. Then, plunge into the cold for 1 to 3 minutes to boost circulation and energy. Repeat this process two to three times, finishing with a warm soak to wind down.

What order do you do hot and cold therapy?

After 15-20 minutes of heat, switch to a cold pack or fill the ice pack bag. Apply it to the same area for 10-15 minutes. Cold therapy constricts blood vessels, reducing inflammation. It also provides a numbing effect that eases discomfort.

Should you do hot or cold plunge first?

After a session in the sauna, moving on to the cold plunge can provide a shock to the system. This sudden change in temperature causes the blood vessels to constrict, slowing down the heart rate and reducing inflammation.

When should you not do cold water therapy?

According to the American Heart Association, cold plunging can cause a sudden increase in breathing, heart rate and blood pressure. This can be dangerous for people with heart conditions, hypertension or those at risk for stroke.

How to do hot and cold bath therapy?

Contemporary hot and cold water therapy is a three-step relaxation ritual:
  1. 1 / Heat. Experience a source of heat, such as a sauna, hot tub, or steam room for 10-20 min. ...
  2. 2 / Cool. Immediately expose your body to cold water, such as a lake, cold tub, or shower for at least 10 sec (ideally longer). ...
  3. 3 / Rest.

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