Taking care of a stroke patient can be a difficult and time-consuming task. Stroke patient caregivers need all the support they can get.

Moderate lifestyle changes may seem small, but they can provide large returns in better health. Exercising and smoking cessation are among modifiable changes capable of reducing risk of Alzheimer's disease.

Heart attack patients are less likely to receive priority care in emergency departments if they have a history of depression, according to a study by researchers at the Institute of Clinical Evaluative Sciences.

Shifts and disruption in internal alarm clocks (known as the circadian clock) caused by shift work and erratic sleep patterns can contribute to cancer, diabetes and depression, among other health problems.

Deep brain stimulation has proven beneficial for some treatment-resistant cases of obsessive-compulsive disorder (OCD), depressive disorders and Tourette syndrome.