National Seniors Day – October 1*
HPV Prevention Week – October 1 to 7
National Breastfeeding Week – October 1 to 7*
World Ostomy Day – October 4
World Meningitis Day – October 5*
World Cerebral Palsy Day – October 6*
National Children's Hospice Palliative Care Day – October 8
World Sight Day – October 8
World PANS PANDAS Awareness Day – October 9*
World Mental Health Day – October 10*
Medical Device Reprocessing Week – October 12 to 18
Respiratory Syncytial Virus Awareness Week – October 12 to 18
World Thrombosis Day – October 13*
Pregnancy and Infant Loss Remembrance Day – October 15*
World Spine Day – October 16*
Sudden Unexpected Death in Epilepsy Action Day – October 18*
Invisible Disability Awareness Week – October 18 to 24
Purple Thursday – October 19*
Canadian Intensive Care Week – October 19 to 25
National Pharmacy Technicians Day – October 20
Brain Cancer Awareness Day – October 24*
Respiratory Therapy Week – October 25 to 31
World Amyloidosis Day – October 26*
Canadian Patient Safety Week – October 26 to 30
World Psoriasis Day – October 29*
World Stroke Day – October 29*