Impact of Cannabis on Male Fertility

Cannabis has been found to harm male fertility by impacting semen, as per a study by Dr. Alexander Pastuszak. The long-term effects of cannabis on health are still poorly understood due to its legal status.

Utah's Potential Ban on Fluoride in Public Water Systems

Utah is set to become the first state to ban fluoride in public water systems if Governor Spencer Cox signs a bill prohibiting the addition of the mineral. The bill comes amidst controversy over fluoride's health effects, with some studies linking it to lower IQ scores in children.

Lead Pollution in Ancient Rome

Recent research suggests that toxic lead pollution in ancient Rome likely decreased the average person’s IQ by 2.5 to 3 points. The study links lead pollution from Roman silver smelters to widespread environmental impact and health effects. Historians debate the role of lead in the empire’s downfall.

Mercury Contamination Among Yanomami Tribe in the Amazon

Illegal gold mining in the Amazon has led to severe mercury contamination among the Yanomami tribe, with detrimental health effects including neurological damage, developmental abnormalities, and mobility issues.