Signs of degradation include yellow or brown discoloration, musty odors, brittleness, or visible mold spots
A distinctive feature is that flavored cigarettes do not have a chemically odor
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Regular physical activities also improve mood, supporting your effort to quit smoking
This work was supported by the Ministry of Science and Technology of Taiwan (grants NSC 101-2314-B-182A-044, NSC 102-2314-B-182A-048, NSC 101-2314-B-400-009-MY2, MOST 103-2314-B-182-030, MOST 103-2314-B-400-004-MY3, and MOST 104-2314-B-182-046-MY2) and by Chang Gung Memorial Hospital (grants CMRPG260291~260293, CMRPG2B0071~2B0073, CMRPG4B0031~4B0033, CMRPG3E1201~3E1202, CORPG3F0081, and CMRPG3F1711)