People with personality disorders have a hard time forming normal relationships. They often have trouble with school or work. And they may often feel depressed, sad, and alone. There are many types of personality disorders. Each has specific symptoms.

Obsessive-compulsive disorder (OCD) means having constant, intrusive fears (obsessions) that cause you extreme anxiety. Examples include repeated, relentless thoughts about germs, or constant worry that you left the door unlocked. Certain behaviors (compulsions) help relieve the anxiety.

Dysthymia is a mild form of depression that may last for years. More women than men have dysthymia. It's not known just what causes this disorder. It's not as severe as other types of depression, but it does affect well-being.

When a person has a delusional disorder, they believe things that aren't true. For instance, your loved one may be convinced that others want to harm him or her. Or your loved one might believe that they are ill when that is not true.

Bulimia nervosa is a disorder in which food intake gets out of control. Having this eating disorder is nothing to be ashamed of. Talk to your healthcare provider or another person you trust. You may find it's a relief just to tell someone.

There are four general types of kidney stones. Your kidney stone's size and shape determine whether it is likely to pass by itself. Knowing what your stone is made of helps your health care provider find its cause.

Read on to learn about kidney stones, including why and where they form, and symptoms.

Assess your risk factors by answering these questions.

Being more active can help you manage your diabetes. The tips on this sheet can help you get the most from your exercise and help you stay safe.

Follow these to tips to help you start exercising and stay active when you have diabetes.