What are the signs of cancer?

Know the signs: Understanding cancer symptoms can lead to early detection and significantly better treatment outcomes.

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  • 5 minute read
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Cancer is one of the world's leading causes of death, but many forms of cancer can be managed or cured if they're caught early. This makes understanding the signs and symptoms of cancer incredibly important. It's not about becoming a medical expert overnight but about being informed enough to know when something in your body might not be right and when to seek advice from a healthcare professional.

Understanding Cancer

Cancer is a result of cells in the body growing out of control. These cells can form tumours, invade nearby parts of the body, and spread to other organs in a process known as metastasis. There are more than 100 types of cancer, each classified by the type of cell that is initially affected. Despite the prevalence of this disease, catching it early can lead to more effective treatment.

Common Signs and Symptoms of Cancer

The symptoms of cancer vary depending on the type, where it spreads, and where it is located initially. However, there are some general signs and symptoms to watch out for:

What are the signs of cancer?
  • Unexplained Weight Loss: Losing weight without trying can be a sign of several cancers, including pancreatic, stomach, oesophagus, and lung cancer.
  • Fever: A fever that doesn't go away could be a sign of a cancerous condition, like lymphoma. It can also suggest that cancer has spread from its original site.
  • Fatigue: Feeling extremely tired can be a sign that cancer is growing in your body. It might also occur when cancer treatments, like chemotherapy, are affecting the body's normal functions.
  • Pain: Pain may be an early sign of certain cancers like bone or testicular cancer. Persistent pain, such as headaches or backaches, could also be a sign of cancer needing immediate evaluation.
  • Skin Changes: Along with skin cancers such as melanoma, other cancers can cause signs on your skin, such as darkening, yellowish skin, redness or itching, or hair growth in unusual places.

More Specific Symptoms Based on Cancer Type

In addition to the general symptoms, particular cancers have specific indicators:

  • Changes in Bowel or Bladder Habits: This could include constipation, diarrhoea, or a change in the consistency of your stool, which might be a sign of colon cancer.
  • Sores that Do Not Heal: Unhealed sores in the mouth could be an oral cancer sign, particularly in people who smoke or consume a lot of alcohol.
  • White Patches Inside the Mouth or White Spots on the Tongue: Known as leucoplakia, this can lead to mouth cancer.
  • Unusual Bleeding or Discharge: For example, coughing up blood could indicate lung cancer, and abnormal bleeding could be a sign of cervical or endometrial cancer.
  • Lump or Thickening: A lump or thickening in the breast or other parts of the body can be an early or late sign of cancer and should always be checked by a medical professional.

Impact on Teenagers

For teenagers, the thought of cancer can be particularly alarming. While cancer is less common among teens than adults, it still affects many young people every year. Dealing with a cancer diagnosis can be emotionally and physically draining, impacting education, social interactions, and overall mental health.

Furthermore, teenagers might struggle with the effects of a relative's cancer, which can bring significant changes to family dynamics and personal responsibilities, like having to take care of younger siblings or dealing with the financial aspects of treatment.

Practical Strategies to Manage Concerns About Cancer

If you're worried about cancer, whether for yourself or someone else, here's what you can do:

  • Educate Yourself About Signs and Symptoms: Knowledge is power. Understanding what signs to look for can help you communicate more effectively with healthcare providers.
  • Maintain a Healthy Lifestyle: While not all cancers are preventable, a healthy diet, regular exercise, sufficient sleep, and avoiding carcinogens like tobacco and excessive alcohol can reduce your risk.
  • Regular Medical check-Ups: Regular visits to the doctor can help catch health issues early, which is crucial for conditions like cancer.
  • Seek Emotional Support: Having a support network, whether through family, friends, or support groups, can help alleviate the emotional burden of cancer or cancer worries.
  • Use Reliable Sources: Ensure all your information comes from reliable, scientifically backed sources to avoid unnecessary panic caused by misinformation.

Being aware of the signs of cancer and how it might affect you or your family is crucial. However, fear should not lead to panic. Instead, use understanding as a tool for effective health management and engage with your doctors openly about any concerns. Remember, early detection and treatment often lead to better outcomes.

How are you feeling?

It is really important that when we need help, we feel able to ask for it. This could be speaking to a parent, a close friend, a teacher or someone else you trust. Sometimes it can be really hard to share our feelings with other people but if we are feeling low or don't know where to turn, sharing with others is really important. Teachers will always take you seriously and listen to your problems in confidence if you approach them for help. Likewise, parents, siblings or friends will help you if you reach out to them.

If you feel like you can't speak to anyone you know, there are people and organisations that can help support you:

  • Childline - Call them on 0800 1111 any time of the day or night, every day of the week
  • NSPCC - Call them on 0808 800 5000 between 10am and 4pm Monday to Friday or email them on help@NSPCC.org.uk
  • The Samaritans – Call them on 116 123 any time of the day or night, every day of the week
  • SANE – Call 0300 304 7000 for support (4:30pm - 10:30pm every day)
  • Mind – Call 0300 123 3393 (9:00am - 6:00pm Monday to Friday)

*Sometimes we will use real life examples in our articles to aid understanding. When we do, names and ages will be changed.