National Dress in Blue Day calls on everyone to wear blue every first Friday in March. This day aims to spotlight colon cancer, emphasizing its causes, prevention, and the critical importance of screening. Join millions in raising awareness and encouraging early detection to save lives.
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History of National Dress in Blue Day
The idea for National Dress in Blue Day is Anita Mitchell’s, a stage IV colon cancer survivor who had lost her father and a close friend to the illness. Struck by the realization that both of these tragedies could have been prevented, Mitchell decided to raise greater awareness of colon cancer. In 2006, she worked with her children’s school to coordinate a recognition day when students were encouraged to wear a blue outfit of their choice and make a $1 donation to colon cancer awareness.
Mitchell brought the ‘Dress in Blue Day’ concept to the Colon Cancer Alliance who officially launched it in 2009 with a nationwide campaign. It was also a means to honor those suffering from the disease. The Colon Cancer Alliance encourages people to be active in recognizing and seeking help for colon cancer by getting screened regularly to detect any warning signs before the situation becomes much more serious. Diagnosis of colorectal cancer cases through screening tends to occur two to three years before the diagnosis of cases with symptoms. A screening has the potential to reduce colon cancer deaths by 60%. It has been found, in fact, that most colorectal cancers can be preventable with increased surveillance and lifestyle changes. Simple diet changes or increased physical activity can ward off the risks of developing colon cancer.
The possible earliest case of cancer in humans was in the Ptolemaic period of 305 to 30 B.C. as discovered by American researcher Michael Zimmerman who found evidence of rectal cancer in the tissues of an Egyptian mummy of that period. This makes colorectal cancer arguably the oldest cancer type known to man. Zimmerman and fellow Egyptian mummy researcher Rosalie David did not find evidence of other cancers until the 17th century. Hodgkin’s lymphoma may have first been reported in 1832, but it was referenced by Marcello Malpighi as early as 1666. However, the first scientific records describing elements similar to tumors are all as recent as the last three centuries. For example, in 1775, scrotal cancer was discovered to be a high risk for chimney sweepers; in 1761, snuff was connected to nasal cancer.
National Dress in Blue Day timeline
Colorectal cancer is found to be the oldest type of cancer when researcher Michael Zimmerman discovers traces of it in an Egyptian mummy.
English surgeon Percivall Pott identifies a relationship between exposure to chimney soot and cancer development.
German Engineer and Physicist Wilhelm Röntgen discovers X-rays, earning him the very first Nobel Prize for Physics six years later.
Clarence Madison Dally, who worked with Thomas Edison on X-ray research, is the first to die of cancer caused by X-ray exposure.
Wilhelm Röntgen dies of colorectal cancer.
Legislation signed by President Franklin D. Roosevelt establishes the N.C.I.
Ernst Wynder, Evarts Graham, and Richard Doll identify that cigarette smoking can lead to lung cancer.
National Dress in Blue Day FAQs
When is National Dress in Blue Day?
National Dress in Blue Day 2027 is observed on Friday, March 5. It’s a key date in the fight against colon cancer, prompting communities to unite in blue to support prevention and screening efforts.
How many people are affected by colon cancer?
Globally, colorectal cancer is a significant health concern, with over 1.9 million new cases reported each year. It remains a leading cause of cancer-related deaths, making initiatives like Dress in Blue Day vital for public education and early intervention.
What are the screening recommendations for colon cancer?
For those with a family history of colon cancer or other risk factors, screening may need to start earlier than age 45. It’s crucial to discuss your personal risk profile with a healthcare provider to determine the most appropriate screening schedule and method for you.
Why is blue the color for colon cancer awareness?
The ‘Dress in Blue’ campaign specifically utilizes the color blue to create a visually striking and easily recognizable symbol for colon cancer awareness. Wearing blue on this day helps spark conversations and reminds people about the importance of screening.
How to Observe National Dress in Blue Day
Wear blue
Wear all blue, and encourage your friends to do the same on National Dress in Blue Day. Make a request to your workplace for employees to wear only blue for a day.
Raise awareness on social media
Post pictures about the day and share them on social media to create awareness. Use the hashtag #NationalDressinBlueDay.
Donate to the cause
Celebrate National Dress in Blue Day by donating money to the organizations raising awareness for colon cancer. Donations need not be limited to money. Goods, supplies, skills, or even your time may be just as valuable.
5 Facts About Colon Cancer That Will Blow Your Mind
It can be lethal
Colon cancer takes second place among all cancer deaths.
The symptoms are mostly non-existent
Colon cancer cannot be diagnosed until the patient is in an advanced stage.
Colon cancer is not gender-specific
It can occur in both men and women of advanced age.
It is preventable
Regular screenings can reduce and prevent colon cancer from developing.
It can be genetically inherited
Colon cancer can be inherited from your parents or ancestors.
Why National Dress in Blue Day is Important
Awareness about colon cancer is created
National Dress in Blue Day raises awareness about the relatively less popular colon cancer. The holiday and the events surrounding it are a great source of health education.
It’s a day to do good
Apart from wearing blue, the day can also be celebrated by donating to research and organizations that work with colon cancer patients. You get to participate in a noble cause through the celebrations.
It creates hope for a cancer-free future
The mission surrounding the holiday reflects hope for a future where people are well-informed about colon cancer. The more people realize they can seek treatment in time to prevent suffering and death, the greater the chance of this hope being fulfilled.

