Medications

Antibiotic after sex slashes STD rates in study

Just one dose of the antibiotic doxycycline taken after sex halved the number of chlamydia and syphilis cases in San Francisco, promising new research shows.

Arthritis & Rheumatism

Prevalence of arthritis in US adults 18.9 percent in 2022

The age-adjusted prevalence of adults with arthritis was 18.9 percent in 2022 in the United States, according to a February data brief published by the National Center for Health Statistics.

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