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September 20, 2023 | Leann Poston, M.D. | Performance
Zone 2 Heart Rate Training: The Science Behind the Method
Zone 2 training is used to improve aerobic endurance, weight management, and overall fitness by staying in a specific heart rate zone. It involves exercising for a long time at a relatively low in…
September 13, 2023 | Leann Poston, M.D. | Performance
Muscle Physiology 101: Understanding How Muscles Work
When people inquire about muscle function, they are typically referring to skeletal muscle. While skeletal muscle is just one of the three main categories of muscle, it is the one that athletes tr…
August 23, 2023 | Leann Poston, M.D. | Performance
Protein Consumption, Strength Training, and Muscle Hypertrophy
Whether you are looking for increased muscle hypertrophy, a faster metabolism, better agility, or better posture, understanding how protein intake and exercise affect muscle strength and hypertrop…
August 15, 2023 | Leann Poston, M.D. | Performance, Anti-Aging, Women’s Health
What Is Osteoporosis & How Can You Prevent It?
Bone is living tissue. It responds to the stress you put on it. Muscles pull on bone tissue when you run, jump, and climb. Bone responds by thickening to withstand the increased stress. Bone is…
June 21, 2023 | Leann Poston, M.D. | Performance
9 Common Questions About Sermorelin for Women
Many men choose Sermorelin for its ability to stimulate the release of growth hormone (GH) from the pituitary gland. GH release declines starting around age 30, and this decline is associated with…
June 7, 2023 | Leann Poston, M.D. | Performance
Sermorelin Benefits for Men & Women
Sermorelin promotes the natural release of growth hormone (GH), a peptide hormone produced by the pituitary gland that stimulates muscle and bone growth, promotes fat burning, improves cardiovascu…
June 6, 2023 | Leann Poston, M.D. | Performance
Timing is Everything: When is the Best Time to Take Sermorelin?
Sermorelin is a synthetic growth hormone secretagogue. It stimulates your body’s natural release of growth hormone, an important hormone that maintains muscle mass, promotes fat-burning, improves …
June 1, 2023 | Leann Poston, M.D. | Performance
Busting the Myths: How Quickly Does a B12 Shot Work?
Vitamin B12 injections are typically recommended for people with a presumed vitamin B12 deficiency. Vitamin B12 deficiency is relatively common, affecting about 6% of people under the age of 60 an…
May 16, 2023 | Leann Poston, M.D. | Performance
How To Deal With Muscle Aches in Your Legs
Leg pain can be disabling, and frequently it is hard to tell exactly what is causing it. While injuries are a common cause of leg pain, in many cases, people have pain and cannot attribute it to a…
March 29, 2023 | Leann Poston, M.D. | Performance
Breaking Down the Acronym: Understanding What NADH Stands For
NAD+ and NADH may bring back unwanted memories of biochemistry classes in high school. NADH stands for nicotinamide adenine dinucleotide (NAD) + hydrogen (H). NAD+ is the form without hydrogen. NA…
March 28, 2023 | Leann Poston, M.D. | Performance
Speeding Up the Healing Process: What Helps Muscle Recovery and Gets You Back in Action
Exercise is probably the single most important thing you can do to improve your health. It has several physical and psychological benefits: Increased muscle strength Improved mood Better…
March 21, 2023 | Leann Poston, M.D. | Anti-Aging, Performance
Sermorelin and Alcohol: Is it Safe to Mix the Two?
Sermorelin is a synthetic growth hormone secretagogue. It is a small peptide made up of 29 amino acids. It stimulates the release of natural growth hormone from your pituitary gland. Many people u…
March 19, 2023 | Leann Poston, M.D. | Lifestyle, Performance
Vitamin B12: What Is It And Why Is It Important?
Vitamin B12 is a water-soluble vitamin that is found in meats and dairy products and is commonly taken as a supplement. Your body cannot make vitamin B12, so it must be consumed in your diet. Many…
March 14, 2023 | Leann Poston, M.D. | Performance
How to Gain and Maintain Energy
Fatigue, that dragging sensation that makes you want to curl up on the couch and go to sleep, happens to all of us. However, if it is becoming a daily problem for you and you need to get more ener…
February 23, 2023 | Leann Poston, M.D. | Lifestyle, Performance
How To Prevent And Treat Muscle Cramps
Muscle cramps are sudden, severe, involuntary spasms or contractions in all or part of a muscle. They are often painful and can affect one or multiple muscles. During a muscle spasm, your muscle m…
December 31, 2022 | Leann Poston, M.D. | Performance
Percentage Of Athletes Who Use Performance-Enhancing Drugs
Performance-enhancing drugs (PEDS), also known as performance-enhancing substances, are substances that are used to improve physical or athletic performance. These drugs can include a variety of s…
December 27, 2022 | Leann Poston, M.D. | Performance
The Science Of Performance And Recovery For Athletes
The more you train to achieve peak performance, the more you need to maximize your recovery time. Over the last few decades, exercise science has advanced, as has our understanding of how to best …
December 20, 2022 | Leann Poston, M.D. | Anti-Aging, Cognitive Health, Lifestyle, Performance
The Proper NAD+ Injection Dosage
NAD+ and NADH are two forms of the coenzyme: nicotinamide adenine dinucleotide (NAD). NAD+ supports over half of all biological processes. Low NAD+ levels are associated with age-related physical …
December 19, 2022 | Leann Poston, M.D. | Lifestyle, General, Performance
NAD+ Vs. NADH: What’s The Difference?
NAD+ and NADH are two forms of a coenzyme called nicotinamide adenine dinucleotide (NAD). NAD is a coenzyme, which means that it works with enzymes to facilitate chemical reactions in the body. NA…
December 16, 2022 | Leann Poston, M.D. | Lifestyle, Immune Health, Performance
Do Vitamin B12 Shots Need To Be Refrigerated?
Vitamin B12, also known as cobalamin, is a water-soluble vitamin that is naturally found in animal products, including meat, fish, and dairy products, and it is also available as a dietary supplem…
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