Er blijkt slechts één RCT te vinden te zijn: https://t.co/rJmdSh6sPC Dat is niet verbazingwekkend, want preventieve effecten onderzoeken is uiterst lastig met RCT's. Bovendien wordt het geven v placebo als onethisch gezien, dus worden dergelijke studies niet goedgekeurd. 4/16
Reduced melanoma after regular sunscreen use: randomized trial follow-up.
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Jan 2019 – Dec 2025Where it's discussed
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AI synopsis
What people are saying
The digital discussions highlight the study's findings in various ways, with participants referring to the reduction in melanoma rates and the implications of sunscreen use. For example, one user emphasizes that daily sunscreen usage can halve melanoma risk, while another mentions the trial's limitations and critiques about sample size. The choice of words, tone, and context reveal a mix of support and skepticism, illustrating the ongoing debate about sunscreen's effectiveness and the credibility of the study.
The discussions generally support the conclusions of the study regarding sunscreen's effectiveness, with many expressing agreement with its findings.
The posts reflect a strong interest in the subject, with users actively referencing the study and sharing personal connections to the topic, such as experiences with skin cancer.
While some posts show dismissive or sarcastic tones, many indicate a level of engagement by discussing the study's methodology and implications for public health.
Participants recognize the potential significance of the research in influencing sunscreen usage behavior and public health messaging around skin cancer prevention.
Abstract in brief
- A randomized trial in Queensland, Australia investigated whether regular sunscreen use reduces the risk of cutaneous melanoma over time.
- After 10 years, 11 new melanomas were found in the daily sunscreen group compared to 22 in the discretionary group, indicating a potential reduction in melanoma rates.
- The data suggested that using sunscreen daily could lead to a significant decrease in invasive melanoma cases, supporting the notion that melanoma may be preventable with consistent sunscreen application.
Top posts
Most liked on X and Blueskyאם יש טיפ אחד חשוב הוא, שימו קרם הגנה… למאמר: https://t.co/yrisy9Ygdv
Sunlight is everywhere, sunscreen only cuts melanoma risk by ~50% & not everyone uses it correctly. We still use it. Importantly, carcinogenesis is stochastic & delayed. Most smokers don’t get lung cancer & not all lung cancer patients were smokers. (10/) https://t.co/xqNGUUCG1h
Here is the only prospective trial to study whether sunscreen reduced incidence of melanoma. The absolute risk reduction is ~1% (meaning 100 people would have to apply regularly to avoid 1 melanoma), and the result was of “borderline” significance: https://t.co/DgF46wxfi6 https://t.co/a3VyzK9FON
I just had a melanoma removed: found early, lowest grade thankfully. At the clinic I learned about this study in Nambour, QLD: putting sunscreen on face, neck, hands & arms every day *regardless of expected sun exposure* reduced rate of melanoma by HALF. https://t.co/o4F58huuH4
To date, there is only 1 randomized controlled trial looking at sunscreen and melanoma outcomes. It has its limitations, and it has its critiques. But for whatever it's worth, it does show decreased risk of invasive melanoma. https://t.co/wzunNWSoFo https://t.co/mL4rMDK83K
All mentions
Understanding the Impact of Sun Exposure on Skin Cancer Risk
Contrary to some social media claims, scientific studies show that unprotected sun exposure increases skin cancer risk. Using sunscreen and eating fruits are beneficial; concerns about chemical sunscreens harming coral…
Impact of Daily Sunscreen Use on Skin Cancer Rates
A randomized trial in Queensland showed that daily sunscreen use could significantly reduce the risk of melanoma. After 10 years, only 11 cases occurred in those using sunscreen daily compared to 22 in the discretionary…
その塗り方、効果半減かも?薬剤師が教える「夏の肌を守る3つの敵」と日焼け止めの本当の実力。
Cloudy Day Sunscreen Myth: The Shocking Truth About UVA, UV Index & Windows
@Jhonny2015 @DaniMSantacruz Con el uso de BLOQUEador (protector solar), el carcinoma basocelular disminuyó un 40% y el melanoma un 50% (revisar PubMed). https://t.co/gTSk9MX6dc
@RameseSanders Try reading fool, although you are too thick to really understand it, so don’t bother. Green AC, Williams GM, Logan V, et al. “Reduced melanoma after regular sunscreen use: Randomized trial follow-up.” J Clin Oncol. 2011 Jan 20; 29(3): 257–263. doi:10.1200/JCO.2010.28.7078
@couldn4202 @LiviaClauss Sie liegen in allen Punkten daneben. Herzlichen Glückwunsch. https://t.co/VuNS5QmXzT https://t.co/Gl4X8yOPpQ
@postnobillshere @goddeketal Or died of skin cancer and did jot know... this guy is an idiot... there are rct thar show that good sunscreen can help reduce (does not make you imune ofc) https://t.co/kQIR3R00Jd
@goddeketal You are an idiot... ofc a good sunscreen does not make you imune BUT it helps https://t.co/kQIR3R00Jd
@a_gossweiler @DocOnco 2/2 Dort zeigte sich eine signifikante Reduktion invasiver Melanome in der Gruppe mit täglicher Anwendung (0 vs. 11 Fälle; p = 0.045).
@ianfmusgrave This illustrates your dishonesty... "Participants and methods: In 1992, 1,621 randomly selected residents of Nambour, a township in Queensland, Australia." Way out of date and a small sample size. https://t.co/5Om0v73kfN
@Tulrin @simonmaechling No, it is quite effective. https://t.co/amDS86KCdT Reduced melanoma after regular sunscreen use: randomized trial follow-up - PubMed
@Mustang1by81 @DrNeilStone Skin cancer skyrocketed because we increased the amount of time exposed to sun recreationally. But sunscreen reduces both squamous cell carcinoma and melanoma. https://t.co/amDS86KCdT And https://t.co/3v3DaomSK0
@piagitta Tutkimuksista viis kun somen kokemusasiantuntijat levittävät sheissea tietoa! Green et al., "Reduced melanoma after regular sunscreen use: randomized trial follow-up," J Clin Oncol, 2011. Perustuu alkuperäiseen Nambour Skin Cancer Prevention Trial -tutkimukseen (Green et al., J
@chrisprimod Contrasting studies. https://t.co/W8TdY2Twfx https://t.co/gqrbNi3Ywk https://t.co/pqvCwM0dQU https://t.co/4T6xPRi5P5
@Dr_GackGack 1 Beispiel... https://t.co/iatltIRuUf https://t.co/pc03nEcM8M
@Dr_GackGack „Ein Schutz vor Hautkrebs wurde nie nachgewiesen.“ Das ist schlicht gelogen. Natürlich gibt es diese Nachweise. https://t.co/BQhVVJYVUw
@call_me_iniyan @x3ideRaven @adkravetz @BecomingCritter Do you seriously think sunscreen and its efficacy and safety has never been researched? It has and it's very effective in preventing cancer, as long as you get proper sunscreen. https://t.co/4qlvRK8NAG https://t.co/DjeNHJcpyo https://t.co/dqBCZE9mcN
@2Swerdy Sunscreen isn’t toxic, and the sun, like many things, is a too much of a good thing is bad for you. Moderate exposure, lots of vitamin D, too much exposure, skin cancer. there is a direct correlation between skin cancer rates and sun exposure. doi: https://t.co/SJ3Sh8Zmid.
RT @GuillCORDIER: @GuillaumeBarucq @Arwed1211 Green AC, Williams GM, Logan V, et al. Reduced melanoma after regular sunscreen use: randomiz…
@GuillaumeBarucq @Arwed1211 Green AC, Williams GM, Logan V, et al. Reduced melanoma after regular sunscreen use: randomized trial follow-up. J Clin Oncol 2011;29:257–63.
@TraderMick_ @spilkommen @CaulfieldTim 3/ We don't know whether these people used sunblock or not. A more useful study would ask the question of whether sunscreen reduced risk of death from skin cancer. Here's one that does just that. https://t.co/5jS2qnW7wj
RT @arijitchakrav: Sunlight is everywhere, sunscreen only cuts melanoma risk by ~50% & not everyone uses it correctly. We still use it. Imp…
Sunlight is everywhere, sunscreen only cuts melanoma risk by ~50% & not everyone uses it correctly. We still use it. Importantly, carcinogenesis is stochastic & delayed. Most smokers don’t get lung cancer & not all lung cancer patients were smokers. (10/) https://t.co/xqNGUUCG1h
https://t.co/jRwMKeJoXC
@collinsworth55 What matters is data. Everything else is just opinion, conjecture or blind dogma. Here is a RCT that showed sunscreens use reduces fatal melanoma. It’s okay to trust experts over internet warriors (even if the food pyramid in the 80s wasn’t perfect) https://t.co/lsv91KrXly
@GubbaHomestead https://t.co/lpJ97y1vqr
https://t.co/Pn5b2LoXgx #RCTsunscreenuseandmelanoma https://t.co/khq6rM0GUE
@psuedo_science @RealAnitaWhite https://t.co/VMFwS87NXQ https://t.co/zH2JR1Hcfu
@AgnesWold @Asfyxi Finns en RCT som pekar på motsatsen. https://t.co/Pv3br1GhSU Denna metaanalys och fallstudie ser inte en korrelation mellan användning av solskyddkräm och ökad risk för malignt melanom. https://t.co/8VTFAYzWYj Går folk verkligen runt och tror att solkräm ger 100% skydd?
RT @AviBittMD: @saulohidalgo22 @kevinnbass @spmountjoy @NutInButtAPnut @TheNutrivore @LabMuffin https://t.co/MtcHLJYHIP
אם יש טיפ אחד חשוב הוא, שימו קרם הגנה… למאמר: https://t.co/yrisy9Ygdv
@saulohidalgo22 @kevinnbass @spmountjoy @NutInButtAPnut @TheNutrivore @LabMuffin https://t.co/MtcHLJYHIP
@AgnesWold @R_undrar https://t.co/tsjgtujvU4
RT @DennisZeilstra: Er blijkt slechts één RCT te vinden te zijn: https://t.co/rJmdSh6sPC Dat is niet verbazingwekkend, want preventieve ef…
RT @DennisZeilstra: Er blijkt slechts één RCT te vinden te zijn: https://t.co/rJmdSh6sPC Dat is niet verbazingwekkend, want preventieve ef…
Er blijkt slechts één RCT te vinden te zijn: https://t.co/rJmdSh6sPC Dat is niet verbazingwekkend, want preventieve effecten onderzoeken is uiterst lastig met RCT's. Bovendien wordt het geven v placebo als onethisch gezien, dus worden dergelijke studies niet goedgekeurd. 4/16
@xCryptoKennedy @Get_Schwifty93 @Crdn0Dd1 @Tradermayne Misses out a key point however. People who wear suncream regularly will be those who live in sunnier, hotter places and therefore exposed to increased amounts of sunlight, leading to higher chances of cancers. This is also a single study. https://t.co/SZNdwwKXSo read this.
@LBonneux UVA en UVB straling van de zon zijn direct gelinkt aan huidkanker en zonnecreme beschermt de huid daartegen. Luc, komaan, dit is zelf niet mijn vakliteratuur. https://t.co/pOwHhVe1My
@ScepticalDoctor @mvmntcoach @LabMuffin @Krosen Melanoma wasn't looked at until 8-10 years after the study ended, effectively making it observational based on initial randomization. Those who used sunscreen during the initial study had a 50% lower risk of invasive melanoma (but not non-invasive). 3/4 https://t.co/slfTP7KdRh
@rosario_a_r @Biggyuyo https://t.co/8soKG6mbX4
@kiakho @billetsdudr celui la ? https://t.co/4ldTsL5eGn
دراسة كنترول تابعت اشخاص ل~١٥ سنه وجدت ان واقي الشمس قلل من خطر الاصابه الميلانوما (سرطان الجلد). التعرض التراكمي لأشعة الشمس يزيد خطر سرطان الجلد ويسرع شيخوخة البشره. الحرق والاسمرار بسبب الشمس دلاله على تضرر الجلد من الشمس..واقي الشمس كل يوم
دراسة كنترول تابعت اشخاص ل~١٥ سنه وجدت ان واقي الشمس قلل من خطر الاصابه الميلانوما (سرطان الجلد). التعرض التراكمي للشمس يزيد خطر سرطان الجلد ويسرع شيخوخة البشره. الحرق والاسمرار من الشمس دلاله على تضرر الجلد من الشمس..لا تنسى واقي الشمس كل يوم❤
To date, there is only 1 randomized controlled trial looking at sunscreen and melanoma outcomes. It has its limitations, and it has its critiques. But for whatever it's worth, it does show decreased risk of invasive melanoma. https://t.co/wzunNWSoFo https://t.co/mL4rMDK83K
@AgnesWold Nu yrar du igen. "Reduced Melanoma After Regular Sunscreen Use: Randomized Trial Follow-Up" "Conclusion Melanoma may be preventable by regular sunscreen use in adults." https://t.co/bn2Jw6GZYq
دراسه كونترول لمده عشر سنوات متابعه على اكثر من ١٦٠٠ شخص بينت ان واقي الشمس قلل الاصابه بالميلانوما (من اخطر انواع سرطان الجلد بسبب حروق الشمس) مقارنه بمن لا يستخدم واقي الشمس لذا يعتبر واقي الشمس وسيله لمنع سرطان الجلد بالاستخدام المستمر https://t.co/Px5WIp6reN https://t.co/U309cYjNr6
RT @SamHarkus: I just had a melanoma removed: found early, lowest grade thankfully. At the clinic I learned about this study in Nambour, Q…
RT @SamHarkus: I just had a melanoma removed: found early, lowest grade thankfully. At the clinic I learned about this study in Nambour, Q…
RT @SamHarkus: I just had a melanoma removed: found early, lowest grade thankfully. At the clinic I learned about this study in Nambour, Q…
RT @SamHarkus: I just had a melanoma removed: found early, lowest grade thankfully. At the clinic I learned about this study in Nambour, Q…
RT @SamHarkus: I just had a melanoma removed: found early, lowest grade thankfully. At the clinic I learned about this study in Nambour, Q…
RT @SamHarkus: I just had a melanoma removed: found early, lowest grade thankfully. At the clinic I learned about this study in Nambour, Q…
I just had a melanoma removed: found early, lowest grade thankfully. At the clinic I learned about this study in Nambour, QLD: putting sunscreen on face, neck, hands & arms every day *regardless of expected sun exposure* reduced rate of melanoma by HALF. https://t.co/o4F58huuH4
Interesting 14-year RCT on sunscreen use and melanoma, conducted in Nambour, QLD (the only RCT, according to a recent meta-analysis). There was a substantial reduction in #melanoma with daily vs discretionary use of sunscreen https://t.co/U0nPXf3cpJ #slipslopslap #healthpromotion
@Blagosklonny 10 year followup. https://t.co/Pb1ooWS2ia
@Blagosklonny I used to argue this... but although a small trial... the 50% relative risk reduction and even the clinically important absolute risk reduction in trial swayed me...https://t.co/bjbNP3OVER
@naveiraaa El estudio original. https://t.co/ldeQ3oHiyH
@drapauluna Los antivacunas creen a pesar de la evidencia y está no apoya la hipótesis de que el protector solar reduzca la incidencia de melanoma. https://t.co/jpenXeMZmz
@CaloriesProper https://t.co/j7kJYcYiJg
Reduced melanoma after regular sunscreen use: randomized trial follow-up. - PubMed - NCBI https://t.co/5hQ5biHkEE
RT @PabloRichly: La evidencia marca que no queda claro ni que sea riesgoso su uso para los humanos (si lo es para el ambiente) ni que reduz…
La evidencia marca que no queda claro ni que sea riesgoso su uso para los humanos (si lo es para el ambiente) ni que reduzca el riesgo de cáncer de piel https://t.co/l4PRrRmL2C y https://t.co/jpenXeMZmz
RT @AdeAdamson: Here is the only prospective trial to study whether sunscreen reduced incidence of melanoma. The absolute risk reduction is…
RT @AdeAdamson: Here is the only prospective trial to study whether sunscreen reduced incidence of melanoma. The absolute risk reduction is…
RT @AdeAdamson: Here is the only prospective trial to study whether sunscreen reduced incidence of melanoma. The absolute risk reduction is…
RT @AdeAdamson: Here is the only prospective trial to study whether sunscreen reduced incidence of melanoma. The absolute risk reduction is…
RT @AdeAdamson: Here is the only prospective trial to study whether sunscreen reduced incidence of melanoma. The absolute risk reduction is…
RT @AdeAdamson: Here is the only prospective trial to study whether sunscreen reduced incidence of melanoma. The absolute risk reduction is…
RT @AdeAdamson: Here is the only prospective trial to study whether sunscreen reduced incidence of melanoma. The absolute risk reduction is…
RT @AdeAdamson: Here is the only prospective trial to study whether sunscreen reduced incidence of melanoma. The absolute risk reduction is…
RT @AdeAdamson: Here is the only prospective trial to study whether sunscreen reduced incidence of melanoma. The absolute risk reduction is…
RT @AdeAdamson: Here is the only prospective trial to study whether sunscreen reduced incidence of melanoma. The absolute risk reduction is…
Here is the only prospective trial to study whether sunscreen reduced incidence of melanoma. The absolute risk reduction is ~1% (meaning 100 people would have to apply regularly to avoid 1 melanoma), and the result was of “borderline” significance: https://t.co/DgF46wxfi6 https://t.co/a3VyzK9FON
@juleslipoff Its a case control study with the problem of recall bias, particularly in Australia where skin cancer awareness is HUGE. You can imagine people with melanoma over-reporting sun exposure. The ONLY RCT is this one, also from Australia: https://t.co/DgF46wxfi6
spf protects you from sunburn, in fact, it does so much more for your skin: studies show that applying daily sunscreen reduces invasive melanomas and delays skin aging [source: https://t.co/UO3VfsBXWE + https://t.co/ZgCNsy2o03]