Inhalants are breathable chemical vapors that produce mind-altering effects. Knowing the facts about inhalants can help you protect your children.

This test measures the amount of a substance in your body that helps new blood vessels form. The test can help keep track of cancer treatment.

This test looks for signs of neurosyphilis in your cerebrospinal fluid. Neurosyphilis happens when syphilis isn't treated and spreads to the spinal cord and brain.

This test looks for antibodies in your blood that your body makes against the varicella-zoster virus. The virus causes chickenpox and shingles.