Adults should aim for 7 or more hours of sleep to maintain optimal health
Experts recommend at least 7 hours of sleep for adults to avoid health risks like obesity and heart disease. Sleeping less than 7 hours harms the body.
Study
Neglect or overpraise in childhood can foster narcissistic adults
Children are not born narcissistic; they learn to prioritise themselves through the way they are treated. Psychologists point to two opposite, but equally damaging, parenting extremes that can plant the seeds of adult narcissism. When caregivers are emotionally unavailable and…
Running is more efficient than walking, even 5min per day (2014)
Study titled “Leisure-Time Running Reduces All-Cause and Cardiovascular Mortality Risk” published in the Journal of the American College of Cardiology in 2014. It analyzes data from the Aerobics Center Longitudinal Study, which tracked over 55,000 adults for a mean follow-up…
Chronic alcohol use disrupts sleep, contributing to dependence and relapse risk
Alcohol’s acute and chronic effects on sleep and its impact on sleep architecture Alcohol initially reduces sleep onset latency and enhances slow-wave sleep, but later disrupts sleep quality. Chronic alcohol use leads to long-lasting changes in sleep, including increased REM…
Caffeine disrupts sleep even when taken 6 hours before bedtime
A study tested the impact of consuming 400 mg of caffeine at 0, 3, and 6 hours before bedtime. Results showed that caffeine significantly disrupted sleep, reducing total sleep time and increasing wakefulness at all time intervals. Even when taken…
Scientific theory suggests the universe may have consciousness
The “Orch OR” theory: quantum processes as the basis for consciousness in the universe (study) The “Orch OR” theory proposes that consciousness arises from quantum processes in brain microtubules, where coherent quantum states influence neuronal activity. The theory, developed by…
Both short and long sleep durations linked to higher risk of cardiovascular-related mortality
This study, part of the Multiethnic Cohort (MEC) Study, investigates the link between sleep duration and mortality. Data from over 135,000 participants show that both insufficient (≤5 hours) and excessive (≥9 hours) sleep increase the risk of cardiovascular disease (CVD)…
Shift work and sleep disorders increase health risks and accident likelihood
Shift work, particularly night shifts, significantly disrupts sleep patterns and increases the risk of fatigue, cardiovascular diseases, and some cancers. Circadian misalignment during shift work impairs cognition, reduces sleep quality, and elevates accident risk. While countermeasures like naps and caffeine…
Premarital cohabitation and divorce in women: number of partners is key
Research on premarital cohabitation and divorce finds the risk is not from living with a future spouse, but from having multiple premarital partners.