harvardhealth_news_UNDEFINED
An endometrial biopsy is the only way to rule out endometrial (or uterine) cancer. Any vaginal bleeding a year or more after a woman’s final period raises the possibility of uterine cancer. The biopsy involves using a suction tube to gather cells from the uterine lining.
Elderberry syrup or tea may help reduce the duration and severity of cold and flu symptoms, but the evidence for these benefits is uncertain. Claims that elderberry products can prevent viral infections or boost immunity are unproven.
Snoring can strain sleep and relationships, but certain devices and habits may help. Positional aids, oral appliances, and lifestyle changes sometimes reduce noise, while persistent or severe symptoms warrant a medical check to rule out conditions like sleep apnea.
Many people turn to gentle background sounds — like a fan or falling rain — to help them drift off, but not all noise "colors” affect sleep the same way. Research on white, pink, and brown noise is mixed, and experts still emphasize good overall sleep habits first.
Saw palmetto is a popular “natural” choice for urinary symptoms from an enlarged prostate, but high-quality studies show little or no real benefit. Men are urged to talk with a doctor first, both to rule out serious causes and avoid misplaced hope.
VO2 max is a way to gauge how efficiently the body uses oxygen during exercise, offering a window into fitness and long-term health. People can usually improve it over time with consistent aerobic activity, intervals, and smart training changes.
Dragon fruit stands out for its striking look, mild sweetness, and a mix of fiber, minerals, and antioxidant compounds. It isn’t a magic “superfood,” but it’s a healthy, colorful way to help people eat more fruit in fun new ways.
Poor night vision could be caused by an outdated eyeglass prescription or an eye condition, such as dry eye, cataracts, or age-related macular degeneration. People should see an eye care specialist for a complete eye exam to check for these issues.
An x-ray, CT scan, or MRI is usually not needed for addressing low back pain unless people have other symptoms or risk factors for a serious condition. Short-term rest, heat or cold, and over-the-counter medication can ease discomfort until the back pain goes away.
There are many ways people can meet the guidelines for weekly activity besides running and walking. They can do activities like boxing, swimming, cycling, basketball, dancing, and pickleball; circuit training using gym machines; and exercising at home.