What if smokers who are unable to give up nicotine switched to smokeless tobacco? There would be far fewer deaths from cancer and heart disease. While smokeless tobacco has risks of its own, health experts should regard it as a less risky alternative, argues Dr. Sally Satel in today’s NYT. “No one disputes that quitting is optimal,” she writes. “But that is not practical in every case.” Smokeless tobacco products “provide clear, lifesaving advantages over smoking that antitobacco activists refuse to acknowledge.”