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Major depressive disorder (MDD) is one of the most prevalent mental health conditions worldwide, yet its complex neurobiological underpinnings remain poorly understood. Emerging research implicates disturbances in neuronal apoptosis and neuroplasticity in the…
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Siblings often turn out quite different from one another, despite sharing much of their genetics and childhood environment. One of the most robust findings in this realm is that earlier-born siblings tend to outperform later-borns in measures of intelligence a…
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Researchers have uncovered new insights into the genetic underpinnings of human facial likeness and physical similarity in an intriguing nature versus nurture study on real-life look-alike pairs. Key Findings: 50% of look-alike pairs studied shared high geneti…
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Dogs exhibit a wide range of behaviors, some of which we find problematic. New research is unraveling the genetic underpinnings of canine personality and behavior, offering insights into psychiatric disorders while opening doors for better behavioral care in o…
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A new study published in Brain Sciences has uncovered important epigenetic differences in a group of Mexican children diagnosed with autism spectrum disorder (ASD) compared to neurotypical controls. The research provides new insights into the complex interplay…
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Attention-deficit/hyperactivity disorder (ADHD) is one of the most common neurodevelopmental disorders, affecting around 5% of children and 2.5% of adults worldwide. The core symptoms are inattention, hyperactivity, and impulsivity that interfere with normal f…
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New research shows that when mothers experience famine during pregnancy, it can change babies’ brain development in the womb. This may increase their risk for mental illnesses like schizophrenia and depression later in life. Key Facts: Babies whose mothers exp…
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Parkinson’s disease (PD) is a neurodegenerative disorder characterized by the loss of dopamine-producing neurons. Dopamine plays an important role in PD development. Here are some key facts: Dopamine is a chemical messenger in the brain involved in movement, m…
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Researchers did the largest analysis ever on how similar spouses and partners are for different traits. They found that partners tend to be positively correlated, meaning they are more alike than random pairs of people. However, how much partners resemble each…
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Researchers explored the relationship between body weight and depression symptoms in teens and adults. They found a link between higher body weight and increased depression, especially among teens. Genetic factors appear to play only a small role. Key Facts: T…
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