There are several types of cancer. These types are usually named for the organs or tissues from where the cancer starts forming.

1. Carcinoma: Cancers that starts to develop in the skin or tissues that line internal organs
2. Sarcoma: Cancers that start to develop in bone, cartilage, fat, muscle, blood vessels, or other connective tissue
3. Leukemia: Cancers that start to develop in blood-forming tissue, such as bone marrow
4. Lymphoma: Cancers that start to develop in the cells of the immune system
5. Central nervous system cancers: Cancers that start in the tissues of the brain and spinal cord

Symptoms:

There are various symptoms that a person might face if he/she is affected with cancer. Some of the symptoms are:

• Unexplained weight loss
• Persistent fatigue
• Lumps or growths (in the breast, lymph nodes, etc.)
• Changes in bowel or urinary habits
• Skin changes (moles, sores that don’t heal)
• Persistent pain, coughing, or bleeding

Causes:

There are various causes of cancer. Some of the following are listed below:

• Genetic mutations (family history)
• Exposure to carcinogens (e.g., tobacco, alcohol, certain chemicals)
• Poor diet (high-fat, processed foods)
• Environmental toxins or radiation exposure

Here are some precautions that one must adhere to:

• Avoid smoking and limit alcohol consumption
• Eat a healthy, balanced diet with plenty of fruits and vegetables
• Regular screenings (e.g., mammograms, colonoscopies)
• Protect your skin from excessive sun exposure

Consulting a doctor is extremely essential in case severity is seen in prevailing symptoms. Take a medical advice:

• If you notice unexplained lumps, pain, or changes in your body
• If you experience persistent symptoms like weight loss, bleeding, or pain
• If you have a family history of certain cancers and are due for screenings