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Under pressure: How stress may affect your heart

Mental stress ischemia occurs when emotional stress causes a decline in blood flow to the heart. The condition, which affects about one in six people with heart disease, may more than double a person's risk of heart attack. Mental stress ischemia appears to be caused in part by changes in the wall and inner lining of the heart's smallest blood vessels. Known as microvascular disease, this problem tends to be more prevalent in women. In contrast, a more common cause of chest pain is narrowing of the large arteries of the heart.

Treating insomnia may head off depression

Treating insomnia with cognitive behavioral therapy (CBT-I) may reduce the risk of depression in older adults. CBT-I seeks to modify thoughts and habits to improve sleep. It outperformed a more traditional insomnia treatment, sleep education therapy (SET), which seeks to change environmental factors and behaviors that contribute to poor sleep.

Hike your way to better health

Hiking is similar to walking but can be more challenging and can provide a nice change of pace. Walking over uneven terrain typically burns more calories than a walk on a flat surface. It also builds muscle strength and improves balance. A wilderness walk also brings mental health benefits. Choosing a path to a scenic destination may motivate people to go farther and climb higher and increase fitness gains.

Can we prevent depression in older adults by treating insomnia?

Depression is common among older adults, and insomnia doubles the risk of major depressive disorder. There is increasing evidence that treating insomnia in older people who have both insomnia and major depression has the potential to improve both their sleep and their mood.

Optimism, heart health, and longevity: Unraveling the link for Black Americans

Recent findings from the largest and longest-running study of risk factors for cardiovascular disease in Black Americans suggest that a positive outlook can lead to longer life. But while optimism may boost heart health and overall health, the full picture is more complicated.

Is a mobile app as good as a therapist?

Due to the lengthy wait for an appointment with a therapist, many people have turned to the numerous mental health apps available on smartphones. Research did not find convincing evidence that use of any such app resulted in significant improvement in symptoms, but some may be useful as a complement to therapy.

Drinking both coffee and tea linked to lower risks for stroke and dementia

A study published Nov. 16, 2021, in PLOS Medicine found that drinking two to three cups of coffee as well as two to three cups of tea per day was associated with substantially lower risks for dementia and stroke, compared with drinking no coffee or tea.

Shield your brain from decline

The acronym SHIELD sums up the habits that may help ward off cognitive decline. SHIELD stands for sleeping at least seven hours per night, handling stress, interacting with friends, exercising daily, learning new things, and eating a healthy diet. Ideally, one should incorporate all of these healthy lifestyle habits into each day. If that feels overwhelming, doctors advise focusing on a different healthy habit per day, until it's possible to practice all of the habits every day.

Can brain training smartphone apps and computer games really help you stay sharp?

A large number of apps and computer programs claim to help keep the mind sharp and improve memory. Since there is limited evidence that these programs bring cognitive benefits, be skeptical of these claims and choose the ones that you enjoy. Meanwhile, practice proven brain-protecting strategies such as staying physically active, eating a healthy diet, socializing, and avoiding brain-harming habits such as drinking excess alcohol, getting too little sleep, and using illegal drugs.

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