Lung cancer is the most common cause of clubbing. Clubbing often occurs in heart and lung diseases that reduce the amount of oxygen in the blood. These may include: 1  Heart defects that are present at birth (congenital).
What is a safety management system (SMS)? A safety management system is a systematic approach to managing safety, including organisational structures, accountabilities, policies and procedures.
An occupational health & safety management system, often called an OH&SMS, is comprised of the policies, processes, plans, practices, and records that define the rules governing how your company takes care about occupational health and safety.n occupational health & safety management system, often called an OH&SMS, is comprised of the policies, processes, plans, practices, and records that define the rules governing how your company takes care about occupational health and safety.