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caffeine

Genes and Coffee: Slow-Metabolizers

  40 percent of people are fast metabolizers. About 45 percent have both a slow and a fast copy, and 15 percent carry two copies of the slow allele.   New York Times –Anahad O’Connor –July 12, 2016– For Coffee Drinkers, the Buzz May Be in Your Genes Like most of my work, this article would not have been possible without coffee. I’m never fully awake until I have had my morning cup of espresso. It makes me productive, energized…

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Caffeine and Exercise Performance

  Caffeine is rapidly absorbed into the bloodstream, and blood levels peak after 90-100 minutes. Caffeine levels remain high for 3–4 hours.   Healthline How Caffeine Improves Exercise Performance Caffeine is a powerful substance that can improve physical and mental performance. A single dose can significantly improve exercise performance, focus and fat burning (1, 2, 3, 4). The US Special Forces even use it to enhance performance and awareness. Caffeine is found in many foods and beverages, and over 90%…

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Avoiding Atrial Fibrillation

  We have good evidence from multiple studies showing that people who are overweight have a higher risk of afib than people who are at a healthy weight. Harvard Health Letter  –February 14, 2017 Maintaining a healthy weight and other lifestyle habits can help prevent this common heart rhythm disorder. During a bout of atrial fibrillation, your heart may beat so rapidly, it may feel as though it’s going to explode out of your chest. Commonly known as afib, this…

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