GOOD NEWS ON SMOKING
Some 20% of folks may have a genetic flaw that protects them from getting hooked on cigarettes, suggests a new report, and if they start, they smoke less. People with the defect metabolize nicotine more slowly, so it lingers in the body longer. The result: first-time smokers can barely tolerate a cigarette, and habitual smokers need less to satisfy cravings.
BAD NEWS ON COLDS
The same zinc lozenges (zinc gluconate glycine) that in adults reduce the duration and severity of a cold do nothing for kids. Youngsters don't take to zinc either: most complain about the taste;...