In recent years, rates of some types of cancers have dropped in older patients. But new research suggests the rate of colorectal cancer may be on the rise in younger patients.

Polycyclic aromatic hydrocarbons — usually shortened to PAH — are a component of air pollution. And new research suggests they may raise the risk of ADHD in children whose mothers are exposed to them.

The US Food and Drug Administration (FDA) today approved a new combination treatment for patients with advanced or metastatic gastric (stomach) or gastroesophageal junction (GEJ) adenocarcinoma.

Recent claims about children's mental health in the media have had a tendency to be somewhat negative. But a new Canadian study suggests some of those claims may be inaccurate.

Older men and their doctors might not be too concerned about osteoporosis, but new research suggests they may need to reconsider the issue.

Chest pain is always a good reason to see the doctor. But, in some cases, heart symptoms like chest pains may not have a physical cause.

Left untreated, diabetes can lead to a host of health problems, such as heart attack, stroke and kidney disease. The condition, however, may go undetected in many patients.

Once melanoma skin cancer spreads to other parts of the body, patients' survival rates drop. But treatment with a combination of medications may increase survival in these patients.

With coronary artery disease, plaque may block blood vessels. Sometimes, however, plaque that does not restrict blood flow may develop. But even this type of plaque buildup may raise the risk of heart attack.

Diet and exercise can be effective weight loss methods. But recent research has found that adding another technique may make them even more effective.