#Stress7

20 Jan 2026

Worry about police linked to heart risk in Black women

A US study of 422 Black women found that worry about police interactions—especially concern for their children—was associated with thicker carotid artery measurements, a marker of cardiovascular risk. The study shows correlation, not causation.

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Photo by Kindred Hues Photography, Unsplash

30 Dec 2025

Rats with higher stress levels use cannabis more

A study found that rats with higher natural stress hormone levels were more likely to self-administer cannabis vapor. Researchers measured behaviour, stress hormones and cognitive traits to find links with cannabis-seeking.

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22 Dec 2025

Managing Holiday Stress

The holidays can bring joy but also stress from family expectations, politics and extra costs. Jason Moser, a clinical psychologist, explains why and suggests short reflection and replacing tools that do not help.

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18 Dec 2025

Stress and Sleep: Why Rest Matters

Sleep affects health and daily life. Yale sleep specialist Christine Won explains how stress and sleep interact, outlines important sleep functions, and offers practical tips to improve rest.

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17 Dec 2025

How stress changes memory

A Yale study tested how the stress hormone affects the brain. People took a pill, saw pictures in an fMRI, and later researchers checked which pictures they remembered and how the brain activity changed.

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8 Dec 2025

Shared purchases cause more anxiety

A study finds people feel more anxious when they buy items to share with others than when they buy for themselves or as a gift. The research asked participants to imagine or make different shopping choices.

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1 Dec 2025

Financial worries disrupt sleep in National Guard members

A study of full-time Army and Air National Guard members found that financial stress leads to tense bedtime habits and poorer sleep. Researchers measured stress, bedtime behaviours, and sleep using surveys and wrist actigraphs.

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