Sexually transmitted infections (STIs) Archive

New guidelines released in 2022 by the National Comprehensive Cancer Network advise women at average risk for breast cancer to begin undergoing annual mammograms at age 40. However, the United States Preventive Services Task Force (USPSTF) recommends that women and their doctors make a shared decision to start routine mammography before age 50.

Wintertime can pose challenges to cardiovascular health. Cold temperatures can cause arteries to narrow, which can leave people with heart disease vulnerable to angina or heart attacks, especially during physical exertion. Changes in sleep, eating, and exercise habits related to the season may also affect the heart. Crowded indoor gatherings also raise a person's risk for respiratory infections, which can exacerbate heart disease.

Another holiday season is here, and this year we need to contend with other viruses besides COVID-19. Three Harvard experts share their thoughts on the best ways to keep ourselves and our family members healthy as we celebrate holidays together.

When prostate cancer spreads beyond the gland, it has been treated with hormone therapy, but there are challenging side effects. A new study shows that a different treatment option involving radiation can allow some men to delay or avoid hormone therapy.

A recent Harvard-led survey found that nearly 80% of midlife women use cannabis to ease certain symptoms, such as mood issues and trouble sleeping. But does cannabis help menopause symptoms and what are the long-term effects? Here's what you should know.

Men with lower-risk prostate cancer often opt for active surveillance, which involves regular testing and biopsies to check for possible tumor growth. A newer type of imaging may reduce the frequency of repeat biopsies for some men, but there are concerns about its limitations.

While period products are often single-use items like tampons and pads, reusable products are gaining in popularity. Deciding which products to use depends on how a person feels about cost, comfort, safety, and environmental impact.

A 2022 study found that women under 55 experiencing heart attacks have different leading risk factors than men in this age group. For women, diabetes, depression, high blood pressure, and low household income are strong risk factors for heart attack.

A blood test for total testosterone is the usual first step in men concerned about low T levels. The best time to get tested is between 7 a.m. and 10 a.m.

Everyone experiences acute (short-term) diarrhea at some time. The unpleasant experience often resolves on its own in a few days, but there are situations that require medical attention. Examples include bloody diarrhea, severe abdominal pain, a high fever, and episodes that continue for a week or longer. A medical consultation can help determine if diarrhea is related to a specific bacterium or parasite, a medication side effect, a food intolerance, or an inflammatory bowel disease.