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A sudden weight gain or a steady rise in weight is a warning sign that your body is retaining too much water and salt. This could mean your heart failure is getting worse. Weighing yourself each day is the best way to know if you're retaining water.

Being active doesn't mean that you have to wear yourself out. Even a little movement each day helps to strengthen your heart. If you can't get out to exercise, you can do simple stretching and strengthening exercises at home. Read on for helpful tips to be a bit more active.

Taking your pulse is a way to measure your heart rate. When you take your pulse, you are feeling the force of blood as it's pumped from your heart into your body. Here's how to take your pulse.

Take the time to learn about your medicine. For instance, why are you taking it? What does it do? Work with your doctors to get the answers you need.

Some types of insulin work fast. Other kinds work slowly and last longer. Learn about the different types and how they work.

Personal hygiene is about keeping your body clean and healthy. Good personal hygiene can make you less likely to become sick. It also helps you look and feel your best.

Know what to expect after a concussion.

Anxiety can become a problem when it's hard to control, occurs for months, and interferes with important parts of your life. Here are details about anxiety and when you might need to get help.

A person with HIV can look and feel perfectly healthy. But that person can give HIV to others as soon as they're infected with the virus. Read on to learn more.