Ask the doctor: What’s the best way to treat toenail fungus?
Thick, discolored nails may be signs of a fungal nail infection. These infections are often treated with oral antifungal drugs.
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Computer-based brain training could help keep your mental tools sharp
Software training programs may help maintain cognitive fitness with aging, but only if they are engaging and continually challenging-and not intimidating. The programs raise scores on standard tests, but it is unclear how this helps in daily life.
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In the journal: Lung cancer screening now recommended for those at high risk
A panel of experts recommends that smokers ages 55 to 80 who have a history of smoking a pack a day for 30 years or more, or who have quit within the past 15 years, should have a CT scan for hidden lung cancer.
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Research we’re watching: High blood sugar linked to mental decline
Having high blood sugar, even without diabetes, can increase the risk for dementia. The higher blood sugar rises, the more that risk goes up.
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In the journal: Study reveals risk of heavy coffee drinking in those younger than 55
Heavy coffee drinkers younger than 55 may be at heightened risk of premature death.
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Try these techniques to relieve common urinary symptoms without medication
Men with mild-to-moderate symptoms of benign prostatic hyperplasia can try a conservative approach called watchful waiting. Behavior changes can help control symptoms. If these don't work, a discussion with a doctor about drugs or surgery is in order.
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In the journal: Measure blood pressure at home for better control
Home blood pressure monitoring can bring about better control of high blood pressure within six months.
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Research we’re watching: Long-term use of some blood pressure medicines is linked to breast cancer risk
Taking calcium-channel blockers long-term to control high blood pressure may increase the risk of breast cancer. Other types of blood pressure drugs don’t seem to have the same effect.
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On call: What causes shaky hands?
The most common form of hand shakiness is known as essential tremor. Its exact cause is uncertain, but it is more common with aging and may be inheritable. Medication can help relieve tremors from Parkinson’s disease or essential tremor.
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How using computers can help keep your mind sharp
There is evidence that surfing the Internet and playing games on the computer might slow cognitive decline and improve memory. Interacting with others online can also help older adults stay connected and reduce loneliness.
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