Bài giảng

Pope Benedict named five new saints in October, including a Catholic clergyman who cared for people in a leper colony. Father Damien was born Joseph […]

Two recent studies have found that punishment is not the best way to influence behavior.One showed that adults are much more cooperative if they work […]

A concussion happens when the brain is shaken, often in a car crash or a fall or a strike to the head in sports. Concussions […]

In nineteen eighty-seven, H.I.V./AIDS joined a list of diseases that could keep a person out of the United States. The government later tried to cancel […]

An influential group of medical experts released new guidelines on testing for breast cancer on November sixteenth. The guidelines are from the United States Preventive […]

Sometimes new health advice conflicts with old advice. Yet new guidelines for breast cancer testing in the United States created a storm of debate in […]

December first was World AIDS Day. The latest report on the epidemic provided some reason to celebrate. Experts say new H.I.V. infections have fallen by […]

Shy people often avoid situations that force close contact with other people. They worry that something they say or do will make others laugh at […]

In December, researchers in the United States reported curing nine adults with sickle cell disease. Ten patients in all were treated in a study with […]

Freezing weather can mean frostbite and hypothermia unless a person is prepared. Today we talk about how to stay warm, dry and safe. Frostbite is […]