How Fasting Naturally Lowers High Blood Pressure

16 October 2025


How Fasting Naturally Lowers High Blood Pressure



I hope you all are having a wonderful holiday season. We have some exciting stuff planned for 2025! In the mean time I wanted to share some of the most impactful clips from my previous videos from this year. This one is from the How to Fast for Different Goals video that talks about a typical scenario I see in my office. I hope you enjoy!

You can watch the full video here: https://www.youtube.com/watch?v=qIcSIC_IjfM

Remember that my videos are not a substitute for individualized medical care by a qualified physician. Always consult your physicians before making any diet, nutrition, medication, or lifestyle changes. 

My other videos:
Why Gut Health Affects Everything – https://youtu.be/Npy0qwgh5RM
How to Fast for Different Goals – https://youtu.be/qIcSIC_IjfM
AGEs: The Surprising Link Between our Diet and Aging – https://youtu.be/rGD1BYD6N2Y
Evolution of Cardiac Diagnostics: A New Era with AI-Powered FFR-CT – https://youtu.be/buzfmeTpyCw
Reversing Diabetes – The Roles Medication and Diet Play – https://youtu.be/mWNygxUPNsA
Vitamin K2: The Surprising Benefits From Your Heart to Your Bones – https://www.youtube.com/watch?v=z3njgh2nFRk
Exposing the links between Calcium, Vitamin K2, and Plaque Buildup in Blood Vessels – https://www.youtube.com/watch?v=D_UJaEZe9gg
Best and Worst Breakfast Foods – https://youtu.be/uAJ6-X3ESS4
What Eating Processed Flour and Vegetable Seed Oils Really Does to You – https://youtu.be/gVsxe9v72C0
Lunch and Dinner | The Meats and Vegetables you Should be Eating and Avoiding – https://youtu.be/pCQovPrsM2k
What is a Coronary Calcium Score? – https://youtu.be/NYkW2vxyioc
What is a CT Angiogram (CTA) of the Heart? – https://youtu.be/uHpN1FQ-Hvo
What is Cardioversion? – https://youtu.be/yb-srtyEOuY
What is a Leadless Pacemaker? – https://youtu.be/2CYZbeYSvVE
What is Right Heart Catheterization? – https://youtu.be/2hy05-dM-lM
What is a Heart Attack? – https://youtu.be/lPzT62_b4Ko
Heart Attack Treatment – https://youtu.be/N0vFV3wOGPU
What is a Kraft Test? – https://youtu.be/SxS2AayOHmo
What is an Echocardiogram? – https://youtu.be/DZ3G8P0L_sM
Monitoring Heart Failure with CardioMEMS – https://youtu.be/A35IsJxs6mw
Introduction to Cardiac Catheterizations – https://youtu.be/k4UyUBGnojU
What is a Loop Recorder? – https://youtu.be/mXHAuV27bs8
External Counterpulsation (ECP) for Chest Pain and Coronary Calcium – https://youtu.be/4wd-3WyvlNQ
Why your Cardiac Examination is Incomplete – https://youtu.be/Rzb5r8FXpRU
Reverse High Blood Pressure by Treating its Root Cause – https://youtu.be/yaf1swrS1_c

Past lectures:
How Fasting and Diet can Prevent Heart Disease – https://www.youtube.com/watch?v=0wXWEdipBEg
“Fasting for Survival” – https://youtu.be/watch?v=RuOvn4UqznU
Addiction: Why You Can't Fast or Keep a Diet – https://youtu.be/kN83jppeI7Q
“The Fat Lies” – https://youtu.be/4Uqj35nHB0g
“The Bittersweet Truth” – https://youtu.be/AbR1QwJwwpo

Social Links:
https://www.facebook.com/orlandocvi
https://www.instagram.com/pradipjamnadasmd/
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About Dr. Pradip Jamnadas, MD, MBBS, FACC, FSCAI, FCCP, FACP
The founder and Chief Medical Officer of Cardiovascular Interventions, P.A. in Orlando Florida where, since 1990, he has been repeatedly recognized in local publications as a Top Doctor performing thousands of interventional procedures in hospital and out patient settings. As a consultant cardiologist with a large diversified inpatient and outpatient practice he is noted for his passions for teaching and illuminating prevention for cardiovascular disease . He is also a clinical assistant professor of medicine at The Florida State University and University of Central Florida.

because fasting impacts on so many diseases and so many different processes I go to these talks and everybody gets up and they talk about the disease mechanisms that hey in this condition this happens these are the pathways another one gets up he says these are the pathways that I've discovered that causes these diseases and they'll all talk about that then at the end I would say is there one condition one treatment or one intervention that can interact on all these Pathways and comes down to fasting that's why I like fasting so much because it's one thing that will impact on so many so let's start with that so I'm going start as a cardiologist typical scenario in my office patient comes in and first patient I'm going to say is okay he 45 years old and it's a male that has been complaining of high blood pressure goes to his doctor doctor says that yeah here has a pill you're going to take this medication from now onward okay he comes over here he says well doc what's going on so I said okay you want to fast he says yes I heard about your fasting I said why do you want to fast well let's see if you have high blood pressure what are the causes that make me think that fasting is going to help you number one is going to be insulin resistance if you have insulin resistance insulin when it's very high causes nitric oxide depletion so nitric oxide is a vasod dilator so you get Vaso constriction instead so you're going to get high blood pressure so first thing want to is what's your insulin level in order to gauge that he may be obese or he may not be obese he may be what is called a tofy thin on the outside fat on the inside really fat nice and thin maybe has got a little bit of a stomach does this patient have insulin is he obese or not does he have tofy or not so how am I going to check for that so I'm going to check his hemoglobin A1c and even even if it's not elevated if it is greater than 5.4 but less than 6.4 this patient has insulin resistance then I'm going to measure his crack test it's going to tell me whether his insulin levels are shooting up or not after food then I'm going to measure his waist size and see whether he's got some obesity there I'm going to get a liver ultrasound that's going to tell me whether this guy's got a fatty liver or not so if he checks on any of these I'm going to say to him you need to fast because you need to restore insulin sensitivity so he may not be terribly overweight he may be he may be a tofy it doesn't matter the fact is he needs his insulin levels to come down and the only way to bring insulin levels down the most effective way is stop eating and causing your insulins to stay up all the time like that cuz before it even gets a chance to come down the next meal comes along next meal come in between throwing a little bit of snacks all day long he levels are high he's now insulin resistant that is why this man is in trouble he's going to have high blood pressure so you see how you approach that so this guy he is going to go into fasting mode how am I going to do this fasting mode I'm not going to attt to restrict calories there's nothing to do with calorie counting this is going to be about eating only once or twice a day now I'll look at him and I'll look see how strong he is do you really want to lower your blood pressure without medications yes I do okay all right do you like breakfast eh sometimes I don't like it skip it you don't need it do you like lunch yeah I like lunch but sometimes I skip that too then skip it so you see it depends on the person so then I'll tell him skip your lunch skip your breakfast and just have a dinner just one dinner actually you won't get a spike like that he'll actually get very little insulin why because all day his insulin level has been so low that when he did eat that meal in the evening he's going to make very little insulin CU he's sensitive and because you made very little insulin what's going to happen insulin insulin what does insulin do gives you a fatty liver so immediately immediately because his insulin are so low he's going to stop putting on fat here all this is going to start going down it's fat around the pancreas all the visceral fat is going to start going out so you'll start losing all this he'll also by the way lose weight on his tongue tongue is mostly fat that's why it can wobble around so much yeah so you lose a lot of weight in your tongue the first 20 30 pounds you lose it's this disproportional weight loss on the tongue that's why sleep apne gets better snoring gets better people immediately say oh my God I'm sleeping so much better I'm not snoring so much and by the way snoring can also cause high blood pressure well not snoring itself but sleep apnea causes high blood pressure too so you're going to be able to fix his resist insulin resistance and his snoring at night and his blood pressure is going to come down just by doing this just by doing this one thing alone so it depends who's asking so when he does this less of his calories are going to go into store storage so so wait a second how can that be less go into storage so where do the calvaries go you burn them your metabolic rate goes up the brown the brown fat cells they spin and they burn fat they burn calories your brown fat increases and the patient how does he feel when he's doing that he feels great he has more energy now he feels good because less of his intake went into storage it's available to him now the full tank is available to him to use instead of half his tank is stored away and he doesn't so the difference is he wakes up in the morning now he's going to feel so much better he's going to have so much more energy he's going to be so much more vibrant and he's not going to be hungry all the time either cuz remember you get these patients get leptin res resistance so what happens he never these guys who eat all the time they never feel sated they never feel that I've had enough they don't get that signal they have leptin resistance this guy now he's going to get leptin sensitivity so let's say that he did go to his mate's house on Saturday and then it's lunchtime and he says well you know I do inative fasting I only eat one meal a day doc told me and I really love it but go ahead and have some lunch anyway so he say okay you know you're my buddy I'll have lunch he'll eat that lunch but he'll only eat a little bit he'll feel full he'll get that signal he'll get the signal that I'm full I'm satisfied I'm okay that's the advantage of this guy he's going back to normal he feels full he'll only have a small meal his lunch and he's happy he's moving he's carrying on so he's restored his leptin sensitive and his insulin levels have come down and then his nitric oxide levels started going up and not only did his blood pressure come down he also noticed that his erectile dysfunction got better what a side effect so why did that get because nitric oxide it's all to do with Nitric I can tell you how many hundreds of patients we've done this on and the Ed got better it's all got do nitric oxide all got to do nitric oxide so this guy his blood pressures are going to come down he may or may not lose a lot of weight the tofi will lose some weight he will lose some weight but not a whole L many people think that oh I'm going to lose about 50 lb or 40 lbs no you're not no you're not you're not going to lose that much weight so with them the purpose of this fasting is to restore his hormones bring his insulin level down his craft test will normalize one year later I do the craft test which is the insulin test it becomes normal I repeat the liver ultrasound in one year his Fat's gone his A1 C's they probably go to less than 5.4 to come down to normal so if you enjoyed this short segment here's another clip that I think you'll really enjoy and if you'd like to see the whole video then click here

#Fasting #Naturally #Lowers #High #Blood #Pressure

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20 Comments
  1. This might seem like a silly question but, does this all apply to post menopausal women?

  2. Sudden spikes in blood pressure, dizziness, and cold feet are classic signs that the body is having circulation problems and tension in the blood vessels. This doesn’t necessarily mean the heart alone is the issue. When blood pressure rises unexpectedly, it often indicates that the body is struggling with excess fats in the bloodstream.

    The cause isn’t stress, but the condition of the blood vessels and thickened blood, which is largely influenced by diet. Everything we eat eventually ends up in the blood.

    Consuming salt causes the body to retain water, increasing blood volume. This means the blood must pass through vessels under higher pressure, which can damage them and reduce their elasticity. Fatty foods make the blood thicker, slowing its flow and causing pressure changes. When circulation slows, the feet become cold because blood isn’t reaching them adequately.

    The body then sends signals that blood flow isn’t free and the heart must pump harder to maintain circulation. When blood becomes thinner, it flows more easily through the vessels, and the heart no longer needs to raise blood pressure. Blood pressure stabilizes within a few weeks, and the coldness in the feet disappears as circulation returns to normal, especially with physical activity.

    Blood pressure fluctuations aren’t a disease; they are a consequence of clogged or tense blood vessels relative to what we eat. The goal shouldn’t be just to lower blood pressure with medication, but to address the root cause of the spikes.

    Foods that increase blood thickness include meat, processed meats, milk and dairy products, eggs, and foods with added fats. Even oils labeled as healthy or cold-pressed behave like pure fat in the body and make the blood thicker, just like animal fats. Under their influence, the blood becomes denser and stickier, and over time the vessel walls lose elasticity.

    All processed foods that combine sugar and fat—such as cakes, pastries, chocolate, and fast food—don’t just create blood fat but also encourage plaque buildup in the vessels, which can eventually lead to blockage, high blood pressure, or heart and stroke events.

    Even if your blood tests appear normal, it doesn’t necessarily mean your circulation is healthy. Laboratory tests often don’t show early stages of thickened blood or the beginning of weakened flow. The most important indicator is how you feel. When blood pressure is stable and your feet are warm, circulation is working properly.

    When the blood becomes thinner, blood pressure drops naturally without medication because the heart no longer needs to pump harder.

    Plenty of useful health advice can be found in the book "The Jewel in the Blue Drop" by Alven Morien. Explore it for yourself.

  3. On dialysis I skip breakfast, only eat at 11 am and 4 pm. Love how the fasting keeps my fluid levels down so the machines don't have to pull as much. My energy levels are very high. It's a great dietary routine especially for people with a chronic disease like me.
    I can drink all the water I desire and not restrict anything. Its great.

  4. I'm in a bit of a conondrum here. I have stomach ulcer and have to eat in small quantities about 5 times. So what do I do here. And if I start taking meds can I stop taking it in the future. Any suggestions?

  5. Thank you Dr. Jamnadas, you never know how much you change my life watching your videos, it is only a week when I started to engage on your videos, and started my intermittent fasting 18-6 a week ago, eating the right food, and I do some exercise, I felt way better than before, and started to lose 17 lbs, my purpose is not to lose weight, my purpose is not to be diabetic because I am prediabetic, before watching your videos my every day blood sugar is 114-120, and I checked it this morning and is 102. I know this is just a beginning but I know that it change my way to look what is a better life is. Thank you for saving me just watching your videos.

  6. Thank you for this information!

  7. Hi
    I really want to do fasting but whenever I do my blood pressure go high?
    What should I do?
    Please help

  8. I love your video and I wish you were my doctor my a1c is 171 and my left side of my chest hurts off and on I'm 41 yrs and I'm 184 pounds

  9. Thank you for the motivation. I will definitely try this ans report back to this video with my results. I need to get this under control fast. Waking up with high BP and headaches is no fun.

  10. God bless you Doctor for the revelation on fasting. It really works. I have been doing a 24hr fast with a one meal for some time and it's been amazing.

  11. I will start today fasting (3 days) and advise accordingly. My blood pressure is high as well.

  12. I'm a 71 years old ; with high blood pressure and I'm taking medication for it; because of my age, will it be ok if I start fasting?

  13. Papa Smurf. Gotta love him!

  14. Can you do fasting when you have gastritis, stomach ulcer and loose stools. Difficulty in digesting fruits and vegetables.

  15. I’m about to end my 1st Fast! My goal was 36 hours, but I’m ending at 44 hrs.

  16. I’m 36 and have started having high BP . I feel like I can reverse this , I already lost 20lbs so I’m going to start fasting.

  17. …gents… Please stop wasting people's sharing what you did without also sharing the results. Please, please, please… It's just annoying and reeks of attention. Thanks!

  18. So what if you are not insulin resistant, then you don’t need to fast? Or does fasting still lower your blood pressure?

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