Psychology & Psychiatry

Mental disorders more common in people who live alone

Living alone is positively associated with common mental disorders, regardless of age and sex, according to a study published May 1, 2019 in the open-access journal PLOS ONE by Louis Jacob from University of Versailles Saint-Quentin-en-Yvelines, ...

Alzheimer's disease & dementia

Road to cell death mapped in the Alzheimer's brain

Scientists have identified a new mechanism that accelerates aging in the brain and gives rise to the most devastating biological features of Alzheimer's disease.

Psychology & Psychiatry

Biomarker reveals PTSD sufferers at risk of suicide

The risk of suicide among individuals with post-traumatic stress disorder (PTSD) is much higher than the general population, but identifying those individuals at greatest risk has been difficult. However, a team at Yale has ...

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Population

In biology, a population is the collection of inter-breeding organisms of a particular species; in sociology, a collection of human beings. Individuals within a population share a factor may be reduced by statistical means, but such a generalization may be too vague to imply anything. Demography is used extensively in marketing, which relates to economic units, such as retailers, to potential customers. For example, a coffee shop that wants to sell to a younger audience looks at the demographics of an area to be able to appeal to this younger audience.

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