By 2050, many scientists estimate that the world food supply will have to increase sharply from today’s level to meet anticipated demand from a global population of 9 to 10 billion people.
It now seems absurd that anyone once believed the ocean was inexhaustable: fish stocks are in dismal shape and scientists say overfishing is a global problem with potentially irreversible consequences to ecosystems and human livelihoods.
For thousands of years, Inuit have adapted to the changes in their environment, and continue to find new and innovative ways to survive.
Blue light has gotten a bad rap, getting blamed for loss of sleep and eye damage. Personal electronic devices emit more blue light than any other color.
Can nicotine keep Alzheimer's at bay? Dave Asprey explains how natural drugs can create super humans.
Between the rise of plant-based sausages and veggie burgers that “bleed”, vegan protesters at supermarkets, and Disney adding hundreds of vegan items to its theme park menus, veganism is in the news.
Researchers have identified lack of sleep as a cause of serious disorders ranging from diabetes to high stress levels. The results show that it is taking a huge toll on the quality of life -- and the health -- of millions.
Nearly one in three low-income people who enrolled in Michigan’s expanded Medicaid program discovered they had a chronic illness that had never been diagnosed before, according to a new study.
Decline in brain function often occurs as people age. People often worry that declining brain function is an inevitable part of growing old and will lead to dementia, but it is not. Many people do not experience age-related cognitive decline.
Highlighting the tastiness of healthy food can help us make better food choices, researchers report.
In megacities across the world, including Mexico City, Jakarta, New Delhi, Beijing, Los Angeles, Paris and London, humans are polluting air at a rate that Earth can no longer sustain.
Common herbs, including lavender, fennel, and chamomile, have a long history as folk medicines used to lower blood pressure. New research explains the molecular mechanisms at work.
As the flu season gets started, what can you do to protect yourself and stay healthy?
A few weeks ago, I hurt my back. I pulled a muscle and when it happened, it literally knocked me off my feet. It took me several minutes to get back up off the floor and the pain was like nothing I'd ever felt in my life. However, with my usual positive attitude, I thought: "No problem, this will be healed in a day or two."
Often unaware of the dangers, some spice processors in Bangladesh use an industrial lead chromate pigment to imbue turmeric with a bright yellow color prized for curries and other traditional dishes.
A child sucks her thumb for self-comfort. An adult touches several fingers to his forehead or leans a cheek into her balled-up fist as a response to cognitive stress. We cross our arms or place our hands on our hips when we seek safety and grounding. None of us are explicitly taught to use these postures as coping mechanisms, yet when the need arises, we fall back on them without conscious effort.
Dr. Sanjay Gupta looks into what researchers are doing to combat a flurry of vaping-related illnesses.
This past summer the French food and drug office, the Agence Nationale de Sécurité du Médicament, greenlighted limited medical cannabis trials inside France, something that’s been illegal since 1953.
Since the late 1970s, a diversified diet has been considered an essential component of healthy eating. Ensuring a good balance of nutrients is crucial for people to stay healthy.
It’s well-documented that regular exercise is good for us. Being active can reduce your risk for a variety of diseases such as heart disease and cancer, as well as improving psychological well-being.
Vaping causes severe illness in otherwise healthy young adults and teenagers. It causes a life-threatening, life-shortening and sometimes deadly lung toxicity and injury — with apparently irreversible damage that cannot be cured
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