Nathan Seppa
Biomedical Writer (retired September 2015)
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All Stories by Nathan Seppa
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Health & Medicine
Smoking laws limit heart attacks
A county that banned smoking in bars, restaurants and other workplaces saw a one-third decrease, a new study finds.
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Health & Medicine
Aspirin has selective benefit in colorectal cancer
Patients with a common gene mutation survive longer, which might enable doctors to predict who would get results from the drug.
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Health & Medicine
Body & Brain
Blood pressure decreases with apnea treatment, vitamins fail to protect against colorectal cancer, and more news from this week’s medical journals.
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Health & Medicine
Tomato compound might prevent some strokes
Men with high blood concentrations of lycopene are less vulnerable, a study finds.
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Health & Medicine
Common heart treatment fails to help
People prescribed beta blockers are no more likely to avoid a heart attack or stroke than those not getting them.
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Health & Medicine
Oral MS drug passes tests
A drug called BG-12, similar to a psoriasis medicine used in Germany, supresses multiple sclerosis relapses well, two studies find.
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Health & Medicine
First dengue vaccine trial disappoints
The shots protect against three of the four viral subtypes, failing to deliver full protection, a study in Thailand shows.
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Health & Medicine
Anti-inflammatories tied to cardiac risk
Heart attack survivors who take ibuprofen or diclofenac appear more likely to die or suffer another attack, a large Danish study finds.
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Health & Medicine
MRI spots silent heart attacks
Scanning elderly population finds many people with telltale cardiac damage that was not diagnosed.
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Health & Medicine
Low-cal longevity questioned
Limited food intake in rhesus monkeys fails to extend the animals’ survival, in a departure from earlier reports.
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Life
Kick in the gut may lead to IBD
Short-term infection could create conditions for long-term intestinal illness, a study suggests.
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Health & Medicine
Tattoo rashes linked to ink
Tainted supplies caused outbreak of stubborn bacterial skin infections.