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New research suggests a high-sugar diet, commonly associated with obesity, leads to insulin resistance in the brain and may heighten the risk of neurodegenerative diseases like Alzheimer's.

A simple blood test to diagnose Alzheimer's disease ( the ptau-217 blood test) soon may replace more invasive and expensive screening methods such as spinal taps and brain scans.

Cognitive impairment in some US veterans may be due to treatable hepatic encephalopathy (HE) rather than dementia, new research suggested.

In a recent systematic review and network meta-analysis published in the British Medical Journal, researchers determined the potentially most effective exercise regimen and dosage in managing major depressive disorder (MDD) in comparison to antidepressants, psychotherapy, and control interventions.

Chocolate contains more phenolic compounds -; especially flavonoids (flavanols) such as catechin and epicatechin -; than any other food. These compounds have very high anti-inflammatory and antioxidant properties in our bodies. As we know, oxidative stress and inflammation are two of the main factors that affect the development of chronic diseases,...

Paramagnetic rim lesions (PRLs) have been linked to higher clinical disease severity and relapse frequency. However, it remains unclear whether PRLs predict future, long-term disease progression.

In a recent study in the journal Nature Communications, researchers systematically reviewed and synthesized the literature on the health risks associated with chewing tobacco. Their results indicate that people who chew tobacco are significantly more likely to suffer from strokes and several cancers.

A new study suggests a potential association between erectile dysfunction (ED) drugs and a reduced risk of developing Alzheimer's disease, though it does not establish causality.