In this post, we will show you the differences between the different types of virus scans provided by Windows Security. Windows Defender, or Windows Security/Microsoft Defender Antivirus in Windows 11 ...

Preparation guidelines for a CT scan depend on the type of scan you’re having. If you’re having a bowel scan or a scan with contrast dye, you may need to adjust your diet. Preparation for a CT scan ...

Positron emission tomography (PET) is a type of imaging scan that doctors might use when diagnosing and treating non-Hodgkin’s lymphoma (NHL). It can be useful for identifying and staging the cancer.

PET scans can detect amyloid plaques and tau tangles in the brain, which are often early signs of Alzheimer’s disease. But they’re not enough on their own to make a diagnosis. Alzheimer’s disease is ...

A heart PET scan is a noninvasive imaging test that uses a small amount of radiation. It helps doctors understand how the heart functions and whether it is healthy. Cardiac or heart PET scans create ...

When I was a child, I remember being obsessed with my mother's photos. I'd spend hours flipping through ancient photo albums and staring at old pictures of me and my siblings or wedding photos from ...

Forbes contributors publish independent expert analyses and insights. Technology journalist specializing in audio, computing and Apple Macs. Scanners normally come in three flavors: flatbed, film and ...