The Census Bureau estimates that by 2050 there will be 1.1 million people 100 years or older. Who are now the oldest people in the world? If you want to hit the triple digits yourself, there are things you can do to help make that happen.
Here’s a fact-or-fiction quiz to help you find out how much you already know.


Prescriptions
You can be your own best advocate for your health. Know what medicines you're taking, why you’re taking them and for how long. Your doctor and your pharmacist can help you find how to keep your medications simple and your side effects low.

Diet tips
If you’re smart about what and how much food you consume, you might be able to lower your blood pressure, reduce your body fat and diminish your risks of heart disease and cancer. Consider a Mediterranean diet, which includes colorful fruits, vegetables, olive oil, fish and whole grains.

Fitness tips
If you’re active, you’re more able to maintain the flexibility, range of motion and responsiveness that allows you to participate in activities you enjoy.

As you age, it’s easy to fall into discussions about illness or misfortune; you can instead stay upbeat by focusing on appreciating your life.

Love
People who are married tend to live longer than those who never married, or who are divorced or separated. But unhappy marriages tend to cancel out the benefits.


Companionship
If your goal in the latter part of your life is to have long-term loving relationships and many special friends, that is a good recipe for longevity.


Housing
Where you live can also affect your health. Here are some suggestions for the world’s most livable cities for seniors. And here are some suggestions for the best cities in the United States for seniors.