r/cancer is a subreddit with 90k members. The most common kinds of discussions are pain & anger and advice requests, and the community frequently discusses cancer, treatment, support, family, and diagnosis, and they frequently recommend/review sleep aids, cleaning product, and conditioner.
This is a place for people with cancer and caregivers who are asking specific questions to come together and provide support for each other.
Popular Themes in r/cancer
#1
Pain & Anger
: "I’m on my deathbed"
16 posts
#2
Advice Requests
: "I’m 43, survived cancer, and I’m searching for the next chapter of my life. What would you do?"
11 posts
Popular Topics in r/cancer
#1
Cancer
: "You know you're a Cancer patient when..."
326 posts
#2
Treatment
: "My sister is fighting cancer. Why should she also have to fight the government for the right to Treatment? Why should her chance of survival depend on how viral a post goes?"
128 posts
#3
Support
: "Caregiver to my Dad with aggressive neuroendocrine cancer, looking for advice and Support. Stage 4, just diagnosed."
58 posts
#4
Family
: "I’ve been lying to my Family about the severity of my cancer."
47 posts
#5
Diagnosis
: "terminal illness Diagnosis"
46 posts
#6
Looking
: "Hey everyone, it’s check-in time. 💗"
37 posts
#7
Chemo
: "Just completed a 15 mile trail run 4 days after Chemo"
37 posts
#8
Struggling
30 posts
#9
Stage
: "New Stage 4 diagnoses"
27 posts
#10
Diagnosed
: "[M55] Just Diagnosed with Invasive Micropapillary Carcinoma!"
26 posts
Products Discussed in r/cancer
Sleep Aids
9 reviews
#1
Medical Marijuana
4.0★ from 1 review
#2
Calmfort
4.0★ from 1 review
#3
Indica
4.0★ from 1 review
Cleaning Product
3 reviews
#1
Lysol
4.0★ from 1 review
#2
Dr. Bronner's
5.0★ from 1 review
#3
Clorox
4.0★ from 1 review
Conditioner
1 review
#1
Natives
4.0★ from 1 review
Flair Used in r/cancer
#1
Patient
: "December Vs Today"
142 posts
#2
Caregiver
: "8 day old with terminal brain cancer"
32 posts
#3
Death
: "A rich and famous person getting cancer isn’t the same as a normal person getting cancer. And I’m really sorry to say this."
14 posts
#4
Study
: "I’m 43, survived cancer, and I’m searching for the next chapter of my life. What would you do?"
4 posts
#5
Moderator Mandated Bonding
: "Free Talk Friday!"
1 post
Member Growth in r/cancer
Yearly
+14k members(18.8%)
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About
GummySearch helps people research Reddit communities by organizing activity, growth, themes, and post-level signals into one place.
This page gives a focused view of r/cancer, including current member size, discussion patterns, product reviews, and related communities to explore.
This data is synced periodically so insights stay current and useful for ongoing research.
Last updated: June 24, 2026