What does a positive TB skin test mean?
A positive TB skin test can raise questions about infection, exposure, and what happens next. Find out which follow-up steps may be needed.
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Can ingesting or being exposed to aluminum pose health risks?
Aluminum is common in foods, cookware, and personal-care products, but questions remain about how much exposure or ingestion matters.
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Are circles of light a common migraine symptom?
Transparent circles or other visual changes can appear before migraine pain. Find out what these symptoms may mean and what to discuss with your doctor.
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Why might your GGT (gamma-glutamyl transferase) level be elevated?
An elevated GGT result can have several explanations, from supplements and pain relievers to underlying liver conditions.
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What?s behind a year-round stuffy nose?
Morning congestion can stem from allergies, medications, or nasal problems—even in winter. Find out what may be behind it and how to ease it.
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What is causing my low sodium level?
A low sodium result can have several explanations, and the clues often come from your medications, fluid balance, and overall health.
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Estrogen-only hormone therapy tied to lower dementia risk
A 2026 study suggested that menopausal women who used estrogen-only hormone therapy were less likely than women who didn’t use hormone therapy to develop Alzheimer’s-related brain changes or be diagnosed with dementia.
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Should you have a hysterectomy?
Each year, about 600,000 American women undergo hysterectomy—surgery to remove the uterus and sometimes other reproductive organs as well—most often to alleviate symptoms rather than to save lives. Women opt for hysterectomy for conditions such as excessive uterine bleeding, pelvic pain, and fibroids.
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Stair climbing may significantly lower cardiovascular risks
A 2026 research review and meta-analysis suggests that regular stair climbing may lower people’s risks of dying of cardiovascular problems or any cause, as well as reduce the risks of heart attack, stroke, or heart failure.
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Losing weight: Benefits beyond the scale
Some people who are losing weight judge the success of their efforts solely by the number on the scale. But an array of “non-scale victories” include having more energy, less joint pain, lower cancer risks, improved cholesterol and triglyceride levels, lower blood pressure, and better sleep.
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