A bone density test uses a low dose of x-rays to measure how dense (or strong) your bones are. A bone density test helps your doctor find out if you have osteoporosis or if you’re at risk of osteoporosis. Osteoporosis is a health condition that weakens bones and makes them more likely to break.

For more information on bone density tests, choose a link below:

• Bone density
• Dual-energy x-ray absorptiometry (DXA) test: About this test

Your health, safety, and imaging tests

Some imaging tests use radiation. Your imaging team will watch you closely to keep you safe. If you have questions about safety, the test, or your health ask the imaging staff or your healthcare provider.

For more information on imaging tests and your health and safety, choose a link below:

• Learning about radiation exposure
• Pregnancy: Chemicals, cosmetics, and radiation
• Radiation exposure: Risks and health effects​