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5 Common Cancers in People Under 50 and Practical Self-Care Tips from Doctor Jed

Society21 Oct 2026 16:55 GMT+7

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5 Common Cancers in People Under 50 and Practical Self-Care Tips from Doctor Jed

Revealing 5 common cancers found in people under 50 years old. Tags: [cancer, health, age under 50] "Doctor Jed"Tags: [doctor, health expert] Suggests practical self-care methods starting with simple, doable steps.Tags: [self-care, health advice]


On 21 Oct 2026 GMT+7, Dr. Jes Boonyawongvirot, Deputy Director of Maharaj Nakhon Ratchasima Hospital, posted on his personal Facebook aboutTags: [health news, hospital, social media]"Cancer does not wait until old age: 5 common cancers found in people under 50"Tags: [cancer, age, awareness]He included the following message:Tags: [quotation, message]

In your 30s, feeling healthy, working well, enjoying food and travel, who thinks about cancer? But cancer does not wait until we reach 60–70 years old to occur. Some types appear as early as 20–40 years, and some risks accumulate from a young age.Tags: [cancer risk, age, health awareness]

Data from GLOBOCAN 2024 by IARC confirms cancer remains a major issue, but common types vary by gender, age, and country. Today, let’s learn about 5 cancers people under 50 should watch for, along with how to care for yourself starting today.Tags: [cancer statistics, prevention, health education]

1. Breast cancer — can appear in your 30sTags: [breast cancer, age, early detection]

Many believe breast cancer only occurs after menopause, but women in their 30s–40s can develop it, especially those with family history or certain genetic risks. Signs to watch for include new lumps in the breast or armpit, skin dimpling, nipple changes, or nipple bleeding.Tags: [breast cancer symptoms, genetic risk]

Start caring today by knowing your breast changes and consulting a doctor about screening based on your risk. Don’t wait for lumps to hurt.Tags: [breast health, screening, early care]

2. Colorectal cancer — don’t assume blood in stool is always hemorrhoidsTags: [colorectal cancer, symptoms, awareness]

Some people in their 30s start seeing blood in stool, alternating constipation and diarrhea, or unexplained anemia but think it’s just hemorrhoids or low fiber intake. Colorectal cancer can occur before 50, especially with family history or certain genetic conditions.Tags: [colorectal cancer risk, symptoms, family history]

Start caring today by increasing vegetables, fruits, whole grains, reducing processed meats, exercising, and maintaining healthy weight. If you repeatedly see blood in stool or lose weight unintentionally, get checked without waiting until 50.Tags: [diet, exercise, cancer prevention]

3. Cervical cancer — preventable from young ageTags: [cervical cancer, prevention, HPV]

Women should pay attention from a young age because cervical cancer is mostly linked to persistent high-risk HPV infection. Early stages may have no symptoms, but the good news is HPV vaccines reduce risk and screening can detect abnormal cells before cancer develops.Tags: [HPV, vaccination, screening]

Start caring today by checking HPV vaccination history and screening according to age, even if vaccinated, follow medical advice for screening.Tags: [vaccination, screening guidelines]

4. Thyroid cancer — don’t ignore lumps in the neckTags: [thyroid cancer, symptoms]

Thyroid cancer can appear from early adulthood, especially in women. Some find lumps in the front of the neck by chance without pain. Most thyroid lumps are not cancerous, and ultrasound is not needed annually without symptoms or indications.Tags: [thyroid nodules, diagnosis]

Start caring today by checking any new or growing lumps, persistent hoarseness, or difficulty swallowing. Get evaluated without waiting for lumps to grow large.Tags: [early detection, symptoms]

5. Liver cancer — some have risks from childhoodTags: [liver cancer, risk factors]

This is important for Thai people because some may have chronic hepatitis B infection from birth or childhood without knowing. Chronic hepatitis B increases liver cancer risk even at young age. Heavy alcohol use or liver disease further raises risk.Tags: [hepatitis B, liver cancer risk]

Start caring today by checking hepatitis B status through healthcare facilities and considering vaccination. Those with chronic hepatitis B should follow treatment and monitoring based on their risk.Tags: [hepatitis B testing, management]

What screenings should people under 50 start? No need to test for every cancer but begin with these 4 steps:Tags: [screening, prevention]

  • Know family history: which cancers affected parents or siblings and at what age.Tags: [family history, risk assessment]
  • Check HPV and hepatitis B vaccination status and whether further tests are needed.Tags: [vaccination, screening]
  • Screen according to age and risk, especially for cervical, breast, and colorectal cancers at appropriate intervals.Tags: [age-based screening, cancer prevention]
  • Don’t ignore abnormal symptoms like new lumps, blood in stool, unintended weight loss, or persistent unusual signs.Tags: [symptom awareness]

How can people aged 20–40 reduce risk? Start with simple, doable habits:Tags: [risk reduction, lifestyle]

  • Avoid smoking and exposure to tobacco smoke.Tags: [smoking cessation]
  • Reduce or stop alcohol to lower related cancer risks.Tags: [alcohol reduction]
  • Increase vegetables, fruits, whole grains and reduce processed meats.Tags: [diet, nutrition]
  • Exercise regularly and maintain a healthy weight.Tags: [physical activity, weight management]
  • Get health checks and screenings based on risk; do not buy unnecessary comprehensive cancer screening packages.Tags: [screening, health checks]

This is not to make people aged 25, 35, or 45 live in fear of cancer, but to remember that being young does not mean no risk. Starting self-care now is better than waiting for symptoms. While we cannot prevent all cancers, we can reduce some risks and detect abnormalities earlier with appropriate screening.Tags: [cancer awareness, prevention, early detection]


Thanks to Doctor Jed’s Facebook.Tags: [acknowledgement, source]