Below is an approximation of this video’s audio content material. To see any graphs, charts, graphics, pictures, and quotes to which Dr. Greger could also be referring, watch the above video.
As I defined in my final video, when our blood quantity drops, our kidneys detect it and angiotensin is launched. When our blood quantity rises, alternatively, our coronary heart detects it and releases a hormone known as ANP (atrial natriuretic peptide, also called ANF, atrial natriuretic issue). We used to assume our coronary heart was simply a pump, however now we all know it’s additionally a gland. There are stretch receptors within the first chamber of our coronary heart, and when further blood pours into the guts, ANP is launched. What does it do? As the title of a evaluation in an weight problems journal put it: “Heart hormones fueling a fire in fat.”
If you drip ANP on human fats and muscle tissue, fats is quickly launched, and the muscle cells ramp up their capability to burn it. Infuse ANP into individuals, and the speed at which fats is mobilized and burned can shoot up by 15 %. You can take muscle biopsies from individuals and present how a lot better their muscle tissues get at burning fats within the presence of elevated ANP ranges. It’s no shock then, that overweight and obese people have a tendency to have significantly decrease ranges of their bloodstream. So, the best way to a person’s abdomen could also be by way of their coronary heart.
Why would this stretch-sensitive coronary heart hormone faucet into our fats shops? Well, when does the guts get stretched? During intense bodily exercise. We used to assume it was simply the adrenaline-type hormones which can be launched once we exercise that mobilized fats from our tissues, however now we all know that ANP from our coronary heart performs a key position as properly. Inject individuals with the quantity of ANP they’d usually get of their system when exercising, and their whole-body fats burning goes up––even when they’re simply sitting on the sofa.
How else can we stretch our coronary heart that further little bit to launch ANP? By growing our blood quantity by ingesting further water. When you don’t drink for 12 hours straight, your ANP ranges in your blood fall by about 25 %. But chug down about 4 glasses of water, and your ranges can leap up by 50 % inside 90 minutes. Now that’s an excessive amount of to drink at one time, however it might supply a sense of how a lot potential management now we have over this fat-burning hormone.
How else may we trick our body into producing this exercise hormone with out lacing up our health club sneakers? If it’s all about pooling further blood into our coronary heart, what about mendacity with our head tilted down? It sounds form of humorous, however researchers took the chance significantly sufficient to run the experiment. They laid individuals down at simply a six-degree angle, a slight tilt. That’s like placing three or 4 bricks below the posts at the foot of your mattress. So, it’s not like they have been hanging the wrong way up. They have been virtually flat, however at simply sufficient of a slant for gravity to draw further blood into their torso. Within an hour, their ANP ranges doubled and stayed up for the 4 hours the experiment ran. Okay, however did all of them of a sudden start burning extra fats? Yes, the proportion of fats they have been burning as gasoline shot up by 40 %, they usually have been simply mendacity down the entire time. So, what if you happen to tried sleeping with a slight head-down tilt by placing a few bricks below the posts of the foot of your mattress? Would it trigger you to burn extra fats when you slept? I’ll deal with the potential professionals and cons subsequent.
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