The World Chronic Obstructive Pulmonary Disease (COPD) Day is organized by the Global Initiative for Chronic Obstructive Lung Disease (GOLD), in collaboration with the health care professionals. It is not a single disease, but a general term for a number of chronic lung diseases which obstruct the airflow in the lungs.
Global Handwashing Day is celebrated on 15 October of each year. The Global Public-Private Partnership for Handwashing with Soap (PPPHW) established Global Handwashing Day in 2008 as a way to promote a global and local vision of handwashing with soap. It was approved by world governments and organizations, civil society organizations, NGOs, private companies and individuals from all over the world.
The World Alzheimer's Day is observed every year on September 21st; to identify the challenges and hardships of Alzheimer's disease and to shed light on it, showing the suffering patients endure around the world. It also calls for exerting every effort and working unremittingly to enhance the health care and increase support for Alzheimer's patients and their families