"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...

Marijuana is on everyone's mind. Why do so many people enjoy it? What is it doing in our brains? Is it safe for everyone to use? What should we be telling our children? What are the benefits of medical marijuana? How does CBD live up to its hype? Does marijuana have spiritual power? And with so much conflicting information out there, how do we begin to make up our own minds about cannabis? Marijuana on My Mind is for anyone who has ever experienced...

"No substance on earth is as hotly debated as marijuana. Opponents claim it's dangerous, addictive, carcinogenic, and a gateway to serious drug abuse. Fans claim it as a wonder drug, treating cancer, anorexia, AIDS, chronic pain, glaucoma, arthritis, migraines, PTSD, and insomnia. Patients suffering from these conditions need--and deserve--hard facts based on medical evidence, not hysteria and superstition. In Stoned, palliative care physician Dr....

Essential oils are widely used in cosmetics, pharmaceuticals, foods, and household goods. Their safe use is of huge importance to everyone, as some essential oils can be toxic if misused. The authors analyze the hazards and risks based on biological actions, drug interactions, and different routes of exposure.