Brain health Archive

Cerebral amyloid angiopathy is a common condition that causes amyloid to build up in tiny blood vessels on the brain’s surface. It can lead to gradual cognitive decline, brain bleeds, and hemorrhagic strokes.

Memory changes during a migraine can be unsettling and may have several explanations. See which symptoms need prompt medical attention and follow-up.

Women’s reproductive history, including first period, pregnancy, and menopause, influences their lifetime exposure to estrogen, which appears to shape brain aging and dementia risk. Menopause is believed to be the strongest reproductive factor, with later menopause tied to lower dementia risk.

A 2026 study suggested that menopausal women who used estrogen-only hormone therapy were less likely than women who didn’t use hormone therapy to develop Alzheimer’s-related brain changes or be diagnosed with dementia.

A change in your sense of smell can have many possible explanations. Find out what factors to consider and when discussing it with a doctor may help.

Multitasking involves coupling one unconscious activity, such as walking on a treadmill, with a conscious one, such as reading a book. Task-switching involves attempting two conscious tasks at the same time. Constant task-switching can undermine focus, concentration, and working memory.

A 2026 study found that larger waist measurements increased heart disease-related risks, even among people with normal weight. Obesity with a small waist conferred no greater risks compared to people with normal weight and a small waist.

Vascular dementia, which results from brain cell damage due to reduced blood flow, can cause slowed thinking, confusion, and other cognitive changes. Carefully controlling risk factors for cardiovascular disease may help prevent vascular dementia.

Sudden changes in speech, balance, and coordination can signal an urgent health concern, especially when they fade quickly or recur.