Both high and low blood pressure have been linked to increased dementia risk — and the relationship is not a straight line. Here is what a nationwide study of 4.5 million people found.
Dementia is not one disease — it is an umbrella term covering at least five distinct conditions, each with its own cause, pattern of progression, and typical symptoms.
A 12-year study following older adults found that losing your sense of smell alongside mild cognitive changes was linked to a dramatically faster path to dementia. Here is what the data actually shows.
Three of the conditions we write about most — kidney disease, diabetes and dementia — share a common thread: each one quietly raises the risk of heart disease. Here's how the research connects them, and where everyday cardiovascular support fits in.
Type 2 diabetes is linked to a 2.5-fold increased risk of vascular dementia. Here is how elevated blood sugar actually affects the brain.
Snoring and daytime fatigue are the symptoms most people associate with sleep apnea. The research tells a bigger story — one that reaches into kidney function, cardiovascular risk and long-term brain health.