It’s fair to say parasites are generally bad for their hosts. Many cause disease and death so, like most species, we humans usually try to avoid infection at all costs

The most heavily used pesticide in California, elemental sulfur, may harm the respiratory health of children who live near farms that use it, new research suggests.

Many women get happier in later life, report researchers, particularly in the years between 50 and 70.

The food labeling craze coupled with banner headlines about the dangers of gluten, genetically modified organisms (GMOs) and hormones are leading to increasingly absurd results.

About 10% of us (including 20% of people over 60 and 50% of people over 70) suffer from fungal nail infections. So why do we get them, and does it matter?

It’s widely recognized that emotions can directly affect stomach function. The brain communicates with the gastrointestinal system. A whole ecosystem comprising 100 trillion bacteria living in our bowels is an active participant in this brain-gut chat.

Intermittent fasting is currently all the rage. But don’t be fooled: it’s much more than just the latest fad. the latest involving diabetes might be...

The concept of schizophrenia is dying. Harried for decades by psychology, it now appears to have been fatally wounded by psychiatry, the very profession that once sustained it. 

Scientists have developed a method for removing more than 99 percent of bisphenol A (also known as BPA) from water quickly and cheaply.

Toxicology’s founding father, Paracelsus, is famous for proclaiming that “the dose makes the poison.” 

A survey revealed that much of the U.S. public remains disengaged or misinformed about food. These findings are problematic because food shapes our lives on a personal level, while consumer choices and agricultural practices set the course for our collective future...

Our modern world is loud. Just sitting in a car, or an airplane, or watching movie previews, we are bombarded with sound.

I began to see animals as much more than family members and understood that they were in our lives to help us evolve and heal aspects of ourselves. One of my Native teachers gave us her view on cats...

A new electronic sensor can monitor water quality in homes or cities, informing residents or officials of the presence of lead in water within nine days—all for around $20.

The news that, after 106 years, Captain Scott’s fruitcake was found by the Antarctic Heritage Trust and “smelled edible”, raises the question: are there other foods that have similar staying power? The answer is, yes, several.

Obesity is a risk factor for numerous disorders that afflict the human race, so understanding how to maintain a healthy body weight is one of the most urgent issues facing society.

Researchers measuring the exposure to pollution inside cars during rush hour commutes have found that the levels of some harmful particulate matter are twice as high as previously believed.

The drugs used to treat cancer after surgery can help to slow disease progression, but they don’t always stop cancer cells from spreading, nor do they help with pain associated with some cancers such as sarcomas (rare bone cancers). Cannabis, however, potentially does both of these things. 

Over-diagnosis occurs when someone is diagnosed with a disease that wouldn’t harm them, or when treatment does more harm than good. 

Stress is bad for our physical and mental health. It has been linked to several leading causes of death, including heart disease and mood disorders, such as depression.