Welcome to your weekly dose of health news! From environmental hazards to potential dementia risks and the reliability of at-home tests, we're covering a range of topics to keep you informed and healthy.
Syringes Found in Sacramento Rivers
Volunteers in Sacramento, California, have made a disturbing discovery: over 19,000 needles and syringes discarded in local rivers in just two years. 
This alarming amount of medical waste poses a significant threat to public safety. "They float on the water, they're everywhere," one volunteer reported, highlighting the pervasive nature of the problem. The source of this waste remains unclear, but the potential health risks are undeniable.
The presence of discarded needles and syringes raises serious concerns about the transmission of bloodborne diseases. Residents are urged to exercise caution when near these waterways and to report any sightings of medical waste to the appropriate authorities. Further investigation is needed to determine the origin of the syringes and implement effective preventative measures.
Menopause and Dementia Risk
A recent study has linked severe menopause symptoms to an increased risk of dementia in women. The research found that women experiencing a greater number of menopause symptoms scored worse on cognitive tests and were more likely to exhibit signs of neuropsychiatric issues. This suggests a potential correlation between the severity of menopause symptoms and cognitive decline later in life. 
While more research is needed to fully understand this connection, the findings underscore the importance of managing menopause symptoms and monitoring cognitive health.
"These findings emphasize the need for women to discuss their menopause symptoms with their healthcare providers and explore potential management strategies," says Dr. Emily Carter, lead researcher on the study.
Concerns Over DIY Prostate Cancer Tests
Are those at-home prostate cancer tests too good to be true? Concerns are being raised about the accuracy and reliability of DIY finger-prick blood tests for prostate cancer. These tests, readily available online and at pharmacies for around £14.99, have been found to provide inconsistent results. 
Experts warn that relying on these tests could lead to false positives or false negatives, potentially causing unnecessary anxiety or delaying crucial treatment. It's always best to consult with a medical professional for accurate and reliable screening.
Before using any at-home medical test, it's vital to research its accuracy and consult with a doctor. Remember, your health is too important to gamble on unreliable results.
Other Health Headlines
In other health news, hospice nurse Julie McFadden from Los Angeles is sharing insights into the end-of-life process, specifically focusing on changes in breathing patterns that often surprise loved ones. And, audiologists are warning about changes in earwax color that should never be ignored, as they could be a sign of serious health issues, including cancer. Stay tuned for more detailed coverage of these topics in the coming days.
That's all for this week's health watch. Stay informed, stay healthy, and consult with your healthcare provider for personalized medical advice.