Cardiology

Is it safe to have sex if I have heart failure?

If you're living with heart failure, you know that physical activity may leave you feeling fatigued or short of breath. If exercise makes you feel winded you might wonder—is it safe to have sex?

Psychology & Psychiatry

Epigenetics contribute to male and female differences in fear memory

In a mouse model of traumatic memory, male mice recall fear-related memories better than female mice, according to a study in Biological Psychiatry. The difference between sexes was attributed to a gene important for creating ...

Psychology & Psychiatry

First brain-wide map shows how sex and intimacy rewire the brain

How does sex relate to lasting love? To answer that question, scientists have long studied a small Midwestern rodent called the prairie vole, one of the few mammals known to form long-term, monogamous relationships.

HIV & AIDS

Are HIV self-tests an economically feasible method of testing?

HIV testing is a first step and key to stemming the rate of HIV infections around the world. In sub-Saharan African countries, HIV testing rates continue to be suboptimal, creating an urgent need to explore strategic and ...

Pediatrics

Popular teenagers sleep less than their peers, study finds

Due to a later melatonin onset and increased alertness in the evening, teenagers often find it hard to fall asleep at a time that would allow them to clock up the recommended eight to ten hours of sleep each night.

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