National & World Health Days In January 2023 1. 4th January 2023 - World Braille Day. 2. 30th January 2023 (Last Sunday in January) - World Leprosy Day. National & World Health Days In February 2023 1. 4th February 2023 - World Cancer Day. 2. 10th February 2023 - National Deworming Day 3. 13th February 2023 (Second Monday in February) - International Epilepsy Day. 4. 17th February 2023 - World Sleep Day 5. 28th February 2023 - Rare Disease Day. National & World Health Days In March 2023 1. 3rd March 2023 - World Hearing Day. 2. 4th March 2023 - World Obesity Day 3. 9th March 2023 (Second Thursday in March) - World Kidney Day. 4. 16th February 2023 - National Vaccination Day 5. 17th March 2023 (Second Friday in March) - World Sleep Day. 6. 20th March 2023 - World Oral Health Day. 7. 21st March 2023 - World Down Syndrome Day. 8. 22nd March 2023 - World Water Day. 9. 23rd March 2023 - World Optometry Day. 10. 24th March 2023 - World Tuberculosis Day. 11. 30th March 2023 - World Bipolar Day. National & World Health Days In April 2023 1. 7th April 2023 - World Health Day. 2. 11th April 2023 - National Safe Motherhood Day. 3. 17th April 2023 - World Hemophilia Day. 4. 25th April 2023 - World Malaria Day. 5. 28th April 2023 - World Day for Safety and Health at Work 6. 24th April - 30th April 2023 (Last week of April) - World Immunization Week. National & World Health Days In May 2023 1. 2nd May 2023 (First Tuesday in May) - World Asthma Day. 2. 5th May 2023 - World Hand Hygiene Day. 3. 8th May 2023 - World Thalassemia Day. 4. 12th May 2023 - International Nurses Day. 5. 16th May 2023 - National Dengue Day. 6. 17th May 2023 (Third Thursday in May) - World Hypertension Day. 7. 18th May 2023 - World AIDS Vaccine Day. 8. 20th May 2023 - World Autoimmune Arthritis Day. 9. 31st May 2023 - World No Tobacco Day. National & World Health Days In June 2023 1. 14th June 2023 - World Blood Donor Day. 2. 19th June 2023 - World Sickle Cell Day. 3. 21st June 2023 - International Day of Yoga. National & World Health Days In July 2023 1. 1st July 2023 - National Doctor's Day (India). 2. 11th July 2023 - World Population Day. 3. 28th July 2023 - World Hepatitis Day. National & World Health Days In August 2023 1. 1st August 2023 - World Lung Cancer Day. 2. 1st August - 7th August 2023 - World Breastfeeding Week. National & World Health Days In September 2023 1. 1st September - 7th September 2023 - National Nutrition Week. 2. 10th September 2023 - World Suicide Prevention Day. 3. 21st September 2023 - World Alzheimer's Day. 4. 24th September 2023 - International Day of the Deaf. 5. 28th September 2023 - World Rabies Day. 6. 29th September 2023 - World Heart Day. National & World Health Days In October 2023 1. 6th October 2023 - World Cerebral Palsy Day. 2. 10th October 2023 - World Mental Health Day. 3. 12th October 2023 - World Arthritis Day. 4. 16th October 2023 - World Food Day. 5. 20th October 2023 - World Osteoporosis Day. 6. 22nd October 2023 - International Stuttering Awareness Day. 7. 24th October 2023 - World Polio Day. National & World Health Days In November 2023 1. 7th November 2023 - National Cancer Awareness Day. 2. 12th November 2023 - World Pneumonia Day. 3. 14th November 2023 - World Diabetes Day. 4. 15th November 2023 - World COPD Day. 5. 17th November - World Prematurity Day. 6. 13th November - 19th November 2023 - World Antibiotic Awareness Week. National & World Health Days In December 2023 1. 1st December 2023 - World AIDS Day.