Understanding prostate cancer: Causes, symptoms, risk factors, and healthy practices for prevention

July 3, 2025

Prostate Cancer: Understanding Its Impact

Prostate cancer ranks as the second most frequently diagnosed cancer in men globally, surpassed only by lung cancer, as highlighted by the American Cancer Society. The National Cancer Institute has projected a staggering 313,780 new cases of prostate cancer by 2025, which would constitute about 15.4% of all new cancer cases in men. This comes with approximately 35,770 expected deaths, equating to roughly 5.8% of total cancer-related fatalities.

These statistics serve as more than just numbers; they are a significant call to action. There’s a crucial need for heightened awareness, improved early detection, and better treatment approaches for a condition that originates in the prostate, a small yet vital gland in the male reproductive system. As the incidence of prostate cancer continues to grow, grasping its implications has become essential.

What is Prostate Cancer?

The prostate is a small gland, roughly the size of a chestnut, situated just beneath the bladder and above the pelvic muscles. It weighs about 30 grams and plays a critical role in producing fluid that is a vital part of semen. Prostate cancer develops when cells in this gland start growing uncontrollably, ultimately disrupting the normal functioning of the body. If not detected and treated early, it can lead to severe health issues.

Understanding Early-Stage Prostate Cancer

Cancer staging is the process of classifying cancer based on its extent within the body at diagnosis. Early-stage prostate cancer occurs when cancer cells are confined to the prostate or have minimally spread beyond it. In contrast, once the cancer invades nearby tissues, it is classified as advanced prostate cancer.

According to the AJCC (American Joint Committee on Cancer), prostate cancer generally falls into four stages:

Early Stage (Stages I & II): The tumor is confined to the prostate and has not spread, making it usually more responsive to treatment.
Locally Advanced (Stage III): The cancer has begun to spread beyond the prostate but hasn’t reached distant organs.
Advanced or Metastatic (Stage IV): The cancer has dispersed to distant parts of the body, such as bones or lungs, making it more challenging to treat.

Symptoms of Prostate Cancer: Warning Signs to Monitor

In its early stages, prostate cancer often doesn’t present noticeable symptoms. However, when signs do manifest, they might include:

Blood in the urine
Blood in the semen
Frequent urination, especially at night
Pain or burning during urination
Erectile dysfunction
Persistent lower pelvic pain
Loss of appetite
Painful ejaculation
Bone pain
Discomfort in the lower back, hips, or upper thighs

Causes of Prostate Cancer

The exact cause of prostate cancer remains elusive. However, medical professionals have identified several risk factors that may heighten the chances of developing this form of cancer. These include:

Major Risk Factors:

Age: The likelihood of developing prostate cancer increases significantly after 50.
Family History: Having a father or brother with prostate cancer doubles a man’s risk of developing the disease.
Inherited Gene Mutations: Changes in BRCA1 and BRCA2 genes, which are often linked to other cancers, may also elevate prostate cancer risk.
Obesity: Overweight individuals may face more aggressive forms and increased chances of recurrence after treatment.
Smoking: Some studies suggest that cigarette smoking is associated with a higher risk of cancer recurrence and metastasis.

Diagnosis of Prostate Cancer

To identify signs of prostate cancer, doctors may perform several tests, including:

Digital Rectal Exam (DRE)
Prostate-Specific Antigen (PSA) Test
Imaging Tests
Prostate Biopsy

Healthy Habits to Prevent Prostate Cancer

Focusing on prevention is crucial when it comes to health. Here are some simple yet effective daily habits that may help reduce the risk of developing prostate cancer: