Cancer is at its most treatable when it is caught early — and the body often gives warning signs long before a diagnosis is made. The problem is that these signs are easy to brush aside as everyday tiredness, a passing ache, or something that will settle on its own. At Dhanvantari Cancer Foundation, we too often meet families who reached a hospital only after the disease had advanced, when treatment is harder, longer and far more expensive. This guide explains the 10 early warning signs of cancer you should never ignore — and how a free screening camp near you can turn quiet worry into real peace of mind.
One reassurance first: none of these signs means you definitely have cancer. Most of the time they have an ordinary, harmless cause. But any sign that is new, unexplained, or lasts longer than two to three weeks deserves to be checked by a doctor — the sooner, the better.
Why early detection matters — especially here
In Andhra Pradesh and Telangana, breast, cervical and oral cancers are among the most common. The encouraging news is that all three are highly treatable when found early, often with simpler, less aggressive treatment and a far better chance of recovery. Yet many patients delay — out of fear, cost worries, or simply not knowing the signs. Early-stage cancer is usually smaller, has not spread, and costs less to treat, whichever government scheme funds it. Late-stage disease is the opposite on every count.
This is exactly why our free screening camps exist. Held regularly across Hyderabad, Warangal, Nizamabad, Vijayawada, Visakhapatnam and Guntur, they make a professional check-up quick, private and completely free — so no one skips it for want of money or time. You can learn more about our work and the support we provide to patients and families.
The 10 early warning signs of cancer
Learn these, share them with your family, and act on any that persist. Authoritative health bodies such as the World Health Organization highlight most of the signs below.
1. A new lump or thickening
A lump you can feel under the skin — in the breast, underarm, neck, groin or testicle — is worth checking, even if it is painless. Many lumps are not cancer, but a new or growing one should be examined.
2. Unexplained weight loss
Losing a noticeable amount of weight without changing your diet or activity can be an early clue, and should not be ignored.
3. A sore, ulcer or patch that won't heal
A mouth ulcer, or a white or red patch inside the mouth, that lasts more than two weeks is a common early sign of oral cancer — particularly in people who use tobacco, gutka or areca nut. The same caution applies to any skin sore that does not heal.
4. Unusual bleeding or discharge
Bleeding between periods, after menopause or after intercourse, blood in the urine or stool, or coughing up blood all need prompt medical attention.
5. A persistent cough or hoarse voice
A cough or a hoarse voice that lasts more than three weeks — especially in a smoker — should be investigated rather than waited out.
6. Difficulty swallowing or ongoing indigestion
Trouble swallowing, a feeling that food is sticking, or persistent indigestion that does not respond to usual remedies can point to problems in the throat, food pipe or stomach.
7. A change in bowel or bladder habits
New, lasting constipation or diarrhoea, or a change in how often you pass urine, without an obvious cause, is worth a doctor's review.
8. A mole or skin patch that changes
Watch for a mole that changes in size, shape or colour, or one that itches, bleeds or crusts. Changes like these should be shown to a doctor.
9. Persistent, unexplained fatigue
Everyone gets tired, but deep tiredness that rest does not fix — and has no clear reason — can accompany several cancers and deserves attention.
10. Ongoing pain with no clear cause
Persistent pain in one area, without an injury or obvious explanation, is another sign not to ignore, particularly when it lasts for weeks.
A special word on tobacco and oral cancer
In our region, oral cancer is strongly linked to tobacco, gutka and areca-nut use. A lump in the cheek, a white or red patch, difficulty opening the mouth, or an ulcer that will not heal are all signs to act on quickly. If you use any form of tobacco, a regular mouth check — which we offer free at our camps — is one of the simplest, most valuable things you can do for your health.
Women: know the signs of breast and cervical cancer
Breast and cervical cancer are two of the most common cancers among women — and two of the most treatable when caught early. For breast health, become familiar with how your breasts normally look and feel, and see a doctor about any lump, dimpling, or change to the nipple. For cervical health, watch for bleeding between periods or after menopause, unusual discharge, or persistent pelvic pain — and remember that screening can detect changes before they ever become cancer. Bringing the women in your family to a screening camp is one conversation that can save a life.
When should you see a doctor? The two-week rule
A useful rule of thumb: if a symptom on this list is new and lasts more than two to three weeks, get it checked. You are not wasting the doctor's time — you are doing exactly the right thing. Catching cancer early is not luck; it is the result of noticing a change and acting on it. And if cost is your worry, remember that treatment itself can be free through government schemes — read our step-by-step guide to Aarogyasri and PM-JAY.
What happens at a free Dhanvantari screening camp
A screening camp is simple, fast and nothing to fear. Here is what to expect:
- It's free. There is no charge for the check-up, and no obligation.
- It's quick and private. A trained health worker or doctor examines you confidentially, usually in a few minutes.
- It's close to home. Camps run across Hyderabad, Warangal, Nizamabad, Vijayawada, Visakhapatnam and Guntur.
- You get clear next steps. If anything needs a closer look, our team guides you to the right hospital and, where needed, helps you access free treatment and financial aid.
You do not need to be unwell to attend — screening is most powerful precisely when you feel fine, because that is when early disease is easiest to treat. Bring a parent, spouse, sibling or neighbour; everyone over the recommended age is welcome.
How to register
Registering takes a minute. Visit our awareness and screening page to book a slot, or call or WhatsApp +91 82470 94634 (Monday to Saturday, 8 AM to 8 PM). Tell us your city and we will point you to the nearest upcoming camp. You can also contact our team with any question.
Don't wait — book your free screening today
Noticing a warning sign early can change everything. If any sign in this list sounds familiar — or if you simply want the reassurance of a check-up — register for a free screening camp or call +91 82470 94634 today. And if you'd like to help us reach more families with free screening, please consider a donation — it directly funds camps in the communities that need them most.
This article is for awareness only and is not a substitute for professional medical advice. If you are worried about any symptom, please consult a qualified doctor.