Biology of Fear and Anxiety

What Is the Biology of Fear and Anxiety?

Fear is a primitive human emotion that is caused by specific threat-related stimuli leading to adaptive behaviors aimed at preventing or coping with that threat. The central organ that controls and regulates fear is the amygdala, an almond-chapped structure located deep within the brain’s temporal lobes. 1. What Is the Function of the Amygdala in…

Chronic Fatigue Syndrome

What Is Chronic Fatigue Syndrome?

Chronic fatigue syndrome (CFS) or myalgic encephalomyelitis (ME) is an illness characterized by profound disabling tiredness, a diminished capacity to perform routine tasks, and sleep disruption that lasts for more than 6 months. 1. Epidemiology of Chronic Fatigue Syndrome Based on prevalence estimates from the Institute of Medicine, chronic fatigue syndrome affects around 0.2-2.6% of…

Brain and Gaming

Video Gaming Effects on Mental Health

Approximately 2.7 billion video gamers were reported worldwide in 2020 and this number is likely to increase in the next years and decades with the development of new video gaming technologies such as digital technologies, including web-based and smartphone-based games delivery. Although video gaming is entertaining, its implications on mental health are beginning to emerge…