CrossFit | Science

SCIENCE

The CrossFit stimulus—constantly varied high-intensity functional movement coupled with meat and vegetables, nuts and seeds, some fruit, little starch, and no sugar—prepares you for the demands of a healthy, functional, independent life and provides a hedge against chronic disease and incapacity. This stimulus is elegant in the mathematical sense of being marked by simplicity and efficacy. The proven elements of this broad, general, and inclusive fitness, in terms of both movement and nutrition, are what we term our CrossFit Essentials.

12 Ways to Train Your Mental Fitness

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For many, the COVID-19 pandemic reinforced just how important mental health is for overall wellness. Rather than some intangible aside, it’s a critical element of physical health. You might even call it fitness. Referring to mental-health care as mental fitness creates a powerful mindset shift. It puts us in a proactive state and gives us the autonomy to improve it. And just as we build and preserve muscle with physical training, we can develop and sustain mental fitness by regularly training our brains. Start with these 12 steps.

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The Gut-Brain Romance: This Is Your Brain on Food

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When it comes to diet, most people’s concerns involve weight loss, fitness, cardiac health, and longevity. But what we eat affects more than our bodies; it also affects our brains. Recent studies have shown that diet can have a profound impact on mental health conditions ranging from ADHD to depression, anxiety, sleep disorders, OCD, dementia, and beyond. In This Is Your Brain on Food, Dr. Uma Naidoo draws on cutting-edge research to explain the many ways in which food contributes to our mental health and shows how a sound diet can help treat and prevent a wide range of psychological and cognitive health issues.

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Metabolical: The Lure and the Lies of Processed Food, Nutrition, and Modern Medicine — Excerpt 2

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Over his more than 40-year career, pediatric neuroendocrinologist and New York Times bestselling author Dr. Robert Lustig has been dedicated to treating and preventing childhood obesity and diabetes. In his new book, Dr. Lustig exposes the truth, both scientifically and politically, underlying the current global pandemic of diet-related diseases. In this excerpt from chapter 8, he describes the two pathways that fuel energy metabolism and explains how different food sources affect the body at the cellular level.

Read MoreMetabolical: The Lure and the Lies of Processed Food, Nutrition, and Modern Medicine — Excerpt 2

Metabolical: The Lure and the Lies of Processed Food, Nutrition, and Modern Medicine — Excerpt 3

Over his more than 40-year career, pediatric neuroendocrinologist and New York Times bestselling author Dr. Robert Lustig has been dedicated to treating and preventing childhood obesity and diabetes. In his new book, Dr. Lustig exposes the truth, both scientifically and politically, underlying the current global pandemic of diet-related diseases. In this excerpt, he explains how the precepts of cell biology discussed earlier in chapter 8 (excerpts 1 and 2) present a new way to think about the role of diet and nutrition in the development of non-communicable diseases.

Read MoreMetabolical: The Lure and the Lies of Processed Food, Nutrition, and Modern Medicine — Excerpt 3

Metabolical: The Lure and the Lies of Processed Food, Nutrition, and Modern Medicine — Excerpt 1

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Over his more than 40-year career, pediatric neuroendocrinologist and New York Times bestselling author Dr. Robert Lustig has been dedicated to treating and preventing childhood obesity and diabetes. In his new book, Dr. Lustig exposes the truth, both scientifically and politically, underlying the current global pandemic of diet-related diseases.

Read MoreMetabolical: The Lure and the Lies of Processed Food, Nutrition, and Modern Medicine — Excerpt 1

Pancreatic Fat Content and β-Cell Function in Men With and Without Type 2 Diabetes

This 2007 study found increased pancreatic fat is strongly associated with diabetes, independent of overall BMI or waist circumference. These results support the hypothesis that organ-specific fat accumulation, due to its effect on insulin sensitivity and glucose tolerance, directly predicts and may play a causal role in the development of metabolic distress.

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