68 saved#2,933 of 6,224

Leukemia and Lymphoma Awareness Month

Join the fight against blood cancers this Leukemia and Lymphoma Awareness Month - together, we can make a difference!

Tuesday

1–30

September 2026

Last updated February 7, 2026 · by the Holiday Calendar Team

Have an update or spot an error?

YEARLY DATEAll of September

OBSERVED INUnited States

CATEGORYAwareness

SUBCATEGORYCancer

INTRO

Introduction

PHOTO

September 1 marks the beginning of Leukemia and Lymphoma Awareness Month, a time to educate, support, and raise funds for those affected by these types of blood cancers. While it may not be the most light-hearted topic, this month is an important reminder to come together as a community and show our support for those battling leukemia and lymphoma. Did you know that leukemia is the most common type of cancer in children and teens? By spreading awareness and supporting research efforts, we can make a difference in the lives of those affected by these diseases.

TIMELINE

Leukemia and Lymphoma Awareness Month Timeline

LLS Founded

The Leukemia and Lymphoma Society (LLS), the largest voluntary health organization dedicated to funding research and providing support for people affected by blood cancers, was founded.

First Successful Chemotherapy

The first successful use of chemotherapy as a cancer treatment occurred, marking a significant milestone in treating leukemia and lymphoma.

Key Drug Approval

The U.S. Food and Drug Administration approved the use of the drug Cytarabine for the treatment of leukemia, influencing future leukemia treatment plans.

First Stem Cell Transplant

The first successful stem cell transplant, a potential cure for some blood cancers, was performed on a leukemia patient.

Cancer Vaccine Development

Scientists started developing the first cancer vaccines, opening a new era in the treatment and prevention of leukemia and lymphoma.

Leukemia & Lymphoma Awareness Month

September was designated as Leukemia and Lymphoma Awareness Month to increase education about these diseases and raise funds for research and patient support.

GET INVOLVED

How to Celebrate Leukemia and Lymphoma Awareness Month

Participate in a charity walk or run

Sign up for a charity walk or run that supports leukemia and lymphoma awareness. Not only will you be showing your support, but you'll also be getting some exercise and raising money for a good cause.

WEAR

Wear orange and green

Orange and green are the designated colors for leukemia and lymphoma awareness. Show your support by wearing these colors throughout the month, whether it's through clothing, accessories, or even painting your nails.

EDUCATE

Educate others

Spread awareness by educating others about leukemia and lymphoma. Share facts and statistics on social media, host a presentation at your workplace or school, or simply have conversations with friends and family about the importance of early detection and treatment.

DONATE

Donate to a leukemia and lymphoma charity

Consider making a donation to a reputable charity that supports leukemia and lymphoma research and patient support. Every little bit helps in the fight against these diseases.

HOST

Host a fundraiser

Gather friends and family to host a fundraiser, such as a bake sale or silent auction, to raise money for leukemia and lymphoma awareness. Not only is it a fun way to get involved, but it also allows you to make a bigger impact by involving others.

WHY THIS DAY MATTERS

Why Leukemia and Lymphoma Awareness Month is Important

It brings communities together

Leukemia and Lymphoma Awareness Month is not just about educating and fundraising - it also serves as a way to bring people together in support of a common cause. Communities can rally together to show their solidarity and support for those who have been affected by these diseases, fostering a sense of unity and hope.

It educates the public about leukemia and lymphoma

Leukemia and lymphoma can often be misunderstood or overlooked by the general population. By dedicating a whole month to raising awareness, it provides an opportunity to educate people about these serious blood cancers and their effects on those who are diagnosed.

It raises funds for research and support services

During Leukemia and Lymphoma Awareness Month, there are many events and campaigns that aim to raise funds for further research into treatments and cures, as well as providing support services for those affected by these diseases. This not only helps individuals and families directly impacted, but it also contributes to finding a cure for future generations.

Related holidays

Blood Cancer Awareness Month

Awareness month in September to raise public awareness of blood cancers and encourage education, research support, and patient advocacy.

Childhood Cancer Awareness Month

It's time to raise awareness and support for Childhood Cancer Awareness Month - join us in the fight against this devastating disease.

National Marrow Awareness Month

This National Marrow Awareness Month, join the fight to save lives by registering as a bone marrow donor and spreading awareness about the importance of donation.

Sarcoma Awareness Month

Join us in spreading awareness about Sarcoma Awareness Month and help make a difference in the fight against cancer!

125Read

FOR MARKETERS & CREATORS

Turn every day into a moment your audience actually shows up for.

8.4M

Monthly readers

5K+

Holidays tracked

Holiday Calendar for Brands Developer API