Guest Post: Is CrossFit a Good Way to Exercise?

I’ve been skeptical about CrossFit as an optimal form of exercise, so we’ve got an experienced CrossFitter to tell the other side of the story. – P. D. Mangan Is CrossFit a good way to

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The Conventional Wisdom on Cholesterol Is Full of Holes

I’ve argued against the conventional wisdom on cholesterol many times on this site. The conventional wisdom on cholesterol is full of holes. Questions on atherosclerosis Someone who believes in the

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Can a Low-Carbohydrate Diet Prevent or Treat Cancer?

Several lines of evidence point to the idea that restricting dietary carbohydrates may have beneficial effects in the prevention or treatment of cancer. Cell cultures Scientists often grow human or animal

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Multivitamins Prevent Heart Attacks

Chelation therapy has been used to treat heart disease, and a randomized, placebo-controlled trial of chelation therapy showed that it works, which I wrote about in Heavy Metals and Heart Attacks. Further

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Vitamin K2, Heart Disease, and Cancer

Emerging evidence indicates that vitamin K2 plays a large role in the prevention of heart disease and cancer, as well as other conditions. Vitamin K2 is likely one of the vitamins that people are most

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Carbohydrates Inhibit Insulin Sensitivity from Exercise

Exercise increases insulin sensitivity, and that’s one of the best reasons for doing regular exercise. But carbohydrates inhibit insulin sensitivity from exercise, so if you eat carbohydrates after

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Too Much Exercise

Many people are under the impression that you just can’t get enough exercise. A healthy activity must be healthier if you get more of it – right? Well, not necessarily; it’s possible

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Preventing Alzheimer’s Disease with Rapamycin

Alan S. Green, M.D.  is one of the nation’s only doctors who practices anti-aging medicine using rapamycin. Dr. Green has expanded his practice into the prevention of Alzheimer’s disease,

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How to Lose Weight, Really

Why are so many people so overweight or obese? Why are so many people trying, unsuccessfully, to lose weight? If you can answer those questions correctly, then you can lose weight and then stay lean and

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Build Muscle at Any Age

In my book, Muscle Up, I wrote extensively on how strength training, aka weightlifting or resistance training, is one of the most important things you can do to be healthy and prevent aging. Getting people

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When to Collect Social Security Depends on Your Life Expectancy

One of the decisions one must make as one ages is when to collect a pension, such as Social Security in the U.S. Since we’re all about anti-aging and lifespan here at Rogue Health and Fitness, I

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Will Viagra and Cialis Extend Lifespan?

Viagra and Cialis, and a third, lesser known drug, Levitra, are used to treat erectile dysfunction. Use of these drugs is associated with a lower risk of heart attacks, and can be used as therapeutics

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Women Find Men’s Strength Their Most Physically Attractive Trait

A question of age-old interest to men is, what do women actually find to be most physically attractive about them? Is it the way they dress, their gestures, posture, a handsome face, beard or lack of one,

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Does Vitamin D Prevent the Flu?

Influenza (flu) epidemics occur in winter, and rarely if ever in the summer. Vitamin D levels in humans are lowest in the winter, and highest in summer. Is there a connection, and does vitamin D prevent

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How Much Vitamin D Do We Need?

  Do we get enough vitamin D for good health? Many people are vitamin D deficient, and what’s more, there’s evidence that the amount of vitamin D in supplement form that relieves deficiency

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Strong Bones Improve Brain Function and Slow Aging

Strong bones are usually thought of in the context of osteoporosis, the pathological thinning of bones in old age. Osteoporosis can be fatal, since it leads to hip fractures, a large fraction of which

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Low Testosterone Is Associated with Insulin Resistance

Testosterone (T), the hormone that gives men their male sex characteristics, declines with age. T is also declining over time, i.e. a men of any age have lower T levels than men the same age 20 or more

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Blood Donation Increases Insulin Sensitivity

Insulin sensitivity is crucial to both health and slowing aging. Decreased insulin sensitivity (or increased insulin resistance, same thing) is associated with vastly greater risks of heart attack, stroke,

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