Oncology & Cancer

A peek into lymph nodes

The vast majority of cancer deaths occur due to the spread of cancer from one organ to another, which can happen either through the blood or the lymphatic system. However, it can be tricky to detect this early enough. Researchers ...

Addiction

Tobacco control policies linked to reduced smoking

Increases in tobacco taxes and smoke-free policies in European countries were significantly related with a reduction in smoking among older adults, according to a new Addiction study.

Neuroscience

New MRI sensor can image activity deep within the brain

Calcium is a critical signaling molecule for most cells, and it is especially important in neurons. Imaging calcium in brain cells can reveal how neurons communicate with each other; however, current imaging techniques can ...

Ophthalmology

Microscopic eye movements affect how we see contrast

It is often difficult for a driver to see a person walking on the side of the road at night—especially if the person is wearing dark colors. One of the factors causing this difficulty is a decrease in contrast, making it ...

Cardiology

New technology gives unprecedented look inside capillaries

More than 40 billion capillaries—tiny, hair-like blood vessels—are tasked with carrying oxygen and nutrients to the far reaches of the human body. But despite their sheer number and monumental importance to basic functions ...

Oncology & Cancer

Many veterans oppose cessation of colorectal cancer screening

(HealthDay)—Many veterans have strong preferences against colorectal cancer (CRC) screening cessation even when provided with information about the potential low benefit of screening, according to a study published online ...

Cardiology

Ischaemic stroke assessment

Non-contrast computed tomography (NCCT) is a low-cost medical imaging technology that is used widely in investigating damage to a patient's brain caused by ischaemic stroke. However, writing in the International Journal of ...

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