Cue beastmode! Introducing thyroid hormones!
These metabolic maestros orchestrate a symphony of essential bodily functions, ensuring your well-being remains pitch-perfect. Here’s how they work their magic:
1. Your body’s personal trainer
Thyroid hormones play a vital role in muscle growth and tissue repair by ramping up amino acid uptake for protein synthesis (1). They’re like the friendly gym bro that spots you during your bench press, making sure you get those gains.
2. The VIP doorman for glucose and amino acids
They ensure that glucose and amino acids have exclusive access to your cells by increasing the expression of their transporters (2). After all, your cells deserve only the finest nutrients, and thyroid hormones make sure they get the VIP treatment.
3. The ultimate energy booster
Thyroid hormones are like that double shot of espresso you need to power through your day. They stimulate the synthesis of enzymes involved in oxidative phosphorylation and the electron transport chain, providing cells with the energy needed to perform their functions (3).
4. Your weight loss BFF
Trying to shed some pounds? Thyroid hormones are here to help. They promote lipolysis, facilitating fat breakdown for energy production and contributing to a healthy body composition (4). It’s like having a supportive friend cheering you on during your weight loss journey.
5. The heart’s guardian angel
Thyroid hormones have your cardiovascular health covered. They increase the expression of LDL receptors, helping to remove LDL cholesterol from the bloodstream and maintain a healthy ticker (5). They’re like the silent protector, watching over your heart and keeping it in tip-top shape.
6. The body’s thermostat
They’re also in charge of your basal metabolic rate, determining how much energy your body uses at rest and helping you maintain a healthy weight (6). Thyroid hormones make sure your body’s internal temperature stays just right, like a cozy blanket on a cold day.
7. The ultimate pick-me-up
Feeling sluggish? Thyroid hormones have your back. They work to increase energy levels, enhancing overall well-being and daily productivity. It’s like they’re handing you a refreshing, ice-cold energy drink to help you power through life.
8. The testosterone wingman
Finally, thyroid hormones play a role in boosting testosterone production by increasing the expression of enzymes involved in steroidogenesis (7). This promotes muscle growth, strength, and overall vitality, making thyroid hormones the perfect wingman for your testosterone-fueled adventures.
Here’s an example of how they power your day.
A stroy about John, a guy who’s crushing it in his career but loves hitting the gym just as hard. But there was a time when he started feeling wiped out, like he couldn’t make any progress with his workouts. He knew something was off, so he went to see his doctor.
Turns out, John’s thyroid hormone levels were low, and that was messing with his entire system. The doc broke it down for him: thyroid hormones are like the lifeblood for your energy, muscle growth, and overall well-being.
So, John decides to take matters into his own hands and fix his thyroid problem through lifestyle changes. He starts by improving his diet, focusing on nutrient-dense foods, and cutting out processed junk. He also begins to manage stress better, incorporating breathwork like WIM HOF, earthing, morning and afternoon sun, deep restorative sleep, and mindfulness practices into his daily routine.
Guess what happens? Boom! Within weeks, this guy is on fire! He’s lifting heavier, pushing harder, and staying at the gym even longer, all because his body’s now building protein and producing testosterone like a champ.
But it doesn’t stop there! John’s feeling so pumped with energy, he’s crushing it at work too. His focus and productivity are off the charts, thanks to his brain cells getting all the glucose they need to function at peak levels.
And you know what else? His body’s looking better than ever. His metabolism’s in overdrive, burning fat like a furnace, and he’s got this lean, mean physique going on. Plus, his heart’s in great shape, with all those LDL receptors keeping his cholesterol in check.
Long story short: John tackled his thyroid issues head-on with lifestyle changes, and now he’s an unstoppable force, dominating both in the gym and at the office. That’s how you win at life, my friends!
In a nutshell:
Now that we’ve uncovered the incredible world of thyroid hormones, it’s clear that they deserve a standing ovation for their hard work and dedication to our health. So the next time you hit the gym, tackle a big project at work, or just enjoy feeling great, take a moment to appreciate these unsung heroes and all they do to keep you at your best.
- Oppenheimer, J. H., & Schwartz, H. L. (1997). Molecular basis of thyroid hormone-dependent brain development. Endocrine reviews, 18(4), 462-475.
- Fliers, E., Klieverik, L. P., & Kalsbeek, A. (2010). Novel neural pathways for metabolic effects of thyroid hormone. Trends in Endocrinology & Metabolism, 21(4), 230-236.
- Silva, J. E. (2003). The thermogenic effect of thyroid hormone and its clinical implications. Annals of Internal Medicine, 139(3), 205-213.
- López, M., Varela, L., Vázquez, M. J., Rodríguez-Cuenca, S., González, C. R., Velagapudi, V. R., … & Diéguez, C. (2010). Hypothalamic AMPK and fatty acid metabolism mediate thyroid regulation of energy balance. Nature Medicine, 16(9), 1001-1008.
- Shin, D. J., & Osborne, T. F. (2003). Thyroid hormone regulation and cholesterol metabolism are connected through Sterol Regulatory Element-Binding Protein-2 (SREBP-2). Journal of Biological Chemistry, 278(36), 34114-34118.
- Mullur, R., Liu, Y. Y., & Brent, G. A. (2014). Thyroid hormone regulation of metabolism. Physiological reviews, 94(2), 355-382.
- Wang, H., & Chen, J. (2014). Regulation of steroidogenesis by thyroid hormone-responsive protein spots identified by two-dimensional gel electrophoresis in mitochondria from Leydig cells. The Journal of Steroid Biochemistry and Molecular Biology, 144(Pt B), 495-504.