Advent: cheap and health-endangering substitutes in Christmas biscuits Unfortunately, treats like stollen, dominoes and gingerbread can pose a health hazard. And not just because of the high calorie content, but also because of the cheap and harmful substitutes that are often used for Christmas cookies.

Chickenpox is considered an almost defeated disease in the United States. But now dozens of children fell ill at a private school in North Carolina - the largest outbreak in the state in decades. Almost a quarter of the students Almost a quarter of the students at the Asheville Waldorf School in Asheville, N.

Why we can remember some things and not others Why do we remember some things well and others are quickly forgotten? And what role does sleep play in this? A German research team dealt with these questions in a current sleep study. The researchers investigated how the brain processes and stores what it has learned in sleep.

High BMI as a risk factor for depression In the course of a study, an international research team recognized a strong connection between overweight and depression. Even if there are no further health problems, a high body mass index (BMI) can promote the development of depression.

Poultry farms banned due to PCBs in animal feed: danger for consumers? In Germany, numerous poultry farms were banned because they received feed containing toxic "non-dioxin-like PCBs" (ndl-PCBs). Is this now a health risk for consumers? Animal feed contaminated by lacquer chips Several poultry farms in Germany have been blocked because they received feed that was contaminated with a poison.

Time of day does not affect the extent of a heart attack In the past, various scientific studies have indicated that heart attacks in the morning are more dangerous than at other times. But a new study has now shown that the extent of a heart attack does not depend on the time of day.