During the long twentieth century, explorers went in unprecedented numbers to the hottest, coldest, and highest points on the globe. Taking us from the Himalaya to Antarctica and beyond, Higher and Colder presents the first history of extreme physiology, the study of the human body at its physical limits. Each chapter explores a seminal question in the history of science, while also showing how the apparently exotic locations and experiments contributed...

"In the tradition of Why We Sleep and The Sixth Extinction, an urgent and insightful look at the hidden impact of light pollution, and a passionate appeal to cherish natural darkness for the sake of the environment, our own wellbeing, and all life on earth. How much light is too much light? Satellite pictures show our planet as a brightly glowing orb, and in our era of constant illumination, light pollution has become a major issue. The world's flora...

Of all the questions astronauts are asked by kids, the most frequent one is "How do you go to the toilet in space?" This book not only answers that question, but many others about the effect of zero gravity on the human body: How do you brush your hair in space? What happens when you sweat? What does food taste like? The best thing is that the answers are provided by Dr. Dave Williams, a NASA astronaut who speaks from first-hand experience.

"Presents in detail ten ways to reduce the risks posed by smoking cannabis and examines cannabis smoke's potential harm to stained lungs and strained hearts"--

As we enjoy the Internet's bounties, are we sacrificing our ability to read and think deeply? Carr describes how human thought has been shaped through the centuries by "tools of the mind"--The alphabet to maps, to the printing press, the clock, and the computer--and interweaves recent discoveries in neuroscience. Now, he expands his argument into a compelling exploration of the Internet's intellectual and cultural consequences. Our brains, scientific...

Beat Overeating Now! provides a step-by-step plan for fixing appetite controls while working with your body's natural hunger and weight loss hormones to beat overeating easily and permanently. Written by Dr. Scott Isaacs, one of the leading weight loss experts in the country, Beat Overeating Now! will help you take control of your appetite, your weight, and your life. His work is supported by the latest research on what really

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"This work is an evidence-based investigation separating the truth from the hype about the way cannabis impacts our brains"--

"In Sugarless, Dr. Nicole Avena-a pioneering neuroscientist on food addiction-spells out sugar's detrimental effects on the brain and body. She empowers readers with an easy 7-step program to help them find the hidden sugars in their foods, control their sweet tooth, and break the vicious diet cycle for good. Sugarless also includes 30 sugar-free recipes"-- "Many people blame sugar cravings on lack of willpower rather than accept that sugar is highly...

"Examines the main pharmacological properties of psychedelic substances, including LSD, DMT, psilocybin, ayahuasca, mescaline, ketamine, ibogaine, salvia, and MDMA. Explains the physiological mechanisms behind visionary effects, including what is happening in the brain and how each psychedelic is processed by the body. Shares safe strategies for using psychedelics, including harm-reduction techniques, and looks at where the future of psychedelic therapies...

This book by Andreas Moritz provides scientific evidence that sunlight is essential for good health, and that a lack of sun exposure can be held responsible for many of today's diseases. Most people now believe that the sun is the main culprit for causing skin cancer, certain cataracts leading to blindness, and aging. Only those who take the risk of exposing themselves to the sunlight, find that the sun makes them feel and look better, provided they...