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science/health

DNA Evidence Points to Widespread Connections Among Ice Age Europeans

Genetic evidence from human remains and cave sediments indicates that Ice Age Europeans were more connected than previously thought. The findings point to movement across long distances and the formation of communities that endured some of the period’s harsh environmental conditions. These results challenge the long-standing view that

Study links even moderate alcohol consumption with higher health risks

A major study challenges the assumption that moderate alcohol consumption is safe. Researchers found that even relatively small amounts of alcohol were associated with a higher risk of cancer, heart disease, and premature death. The analysis identified no overall health benefits from drinking. It also found that consuming more than

Review finds limited evidence for medical cannabis as an insomnia treatment

A major review has found little reliable evidence supporting medical cannabis as a treatment for insomnia. The analysis found that existing studies do not clearly demonstrate improvements in sleep quality, sleep duration, or daytime functioning. Researchers cautioned that the result should not be interpreted as proof that cannabis is ineffective.

NASA Crew Completes 378-Day simulated Mars Habitat Mission

A four-member NASA crew has completed a 378-day stay in a simulated Mars habitat. The long-duration mission provides an opportunity to examine how crews respond to isolation and Mars-like living conditions as preparations for future human exploration continue. Sources * Google News: Space Exploration

Study links long-term pesticide exposure with higher Parkinson’s disease risk

A UCLA study has found an association between long-term exposure to a common pesticide and a substantially higher risk of Parkinson’s disease. Researchers also examined how the chemical damages brain cells and identified a promising approach for protecting them. The findings highlight the potential neurological risks of pesticide

Tea drinking associated with lower cardiovascular risk in large study

A large study of nearly 486,000 adults has linked regular tea drinking with a lower risk of cardiovascular disease. Participants who drank tea regularly had an 11% lower risk of heart and blood vessel conditions than those who did not. The association was strongest among people consuming approximately six

New Cholesterol Pathway Offers Potential Treatment Route

Scientists have discovered a previously hidden mechanism that helps high-cholesterol diets undermine the body’s natural defenses against cholesterol. In experiments with mice, blocking this pathway dramatically lowered levels of harmful LDL cholesterol. The findings also point toward an experimental drug aimed at the same pathway. According to the