NEW YORK (Reuters Health) - Women who start menstruating early may be at increased risk of asthma and poor lung function, new research shows. Having one's first period at age 10 or earlier nearly doubled asthma risk, Dr. Ferenc Macsali of the University of Bergen in Norway and his colleagues found. "One might want to be alert regarding the potential increased asthma risk in girls with early menarche; programs focusing on ... smoking prevention in adolescents might include...
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