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Understanding Skin Cancer

Introduction Skin cancer is a prevalent and potentially deadly disease that arises from the uncontrolled growth of skin cells. It is the most common form of cancer worldwide, with its incidence steadily increasing over the years.

This essay aims to provide a comprehensive overview of skin cancer, including its causes, types, and preventive measures, supported by facts from reliable sources.

Causes of skin cancer

1. Ultraviolet (UV) radiation: The primary cause of skin cancer is prolonged exposure to UV radiation from the sun or artificial sources, such as tanning beds. UV radiation damages the DNA in skin cells, leading to mutations that can trigger cancerous growths.

2. Fair skin and sun sensitivity: Individuals with fair skin, light hair, and light-coloured eyes are at a higher risk of developing skin cancer. Additionally, those who burn easily or have a history of severe sunburns are more susceptible.

3. Genetic factors: Certain genetic factors can increase the risk of skin cancer. Individuals with a family history of the disease may have a higher predisposition, emphasising the importance of understanding one's family medical history.

Types of skin cancer

1. Basal Cell Carcinoma (BCC): BCC is the most common type of skin cancer, accounting for about 80% of all cases. It typically appears on sun-exposed areas, such as the face and neck, as small, pearly nodules or pinkish patches.

2. Squamous Cell Carcinoma (SCC): SCC is the second most prevalent form of skin cancer, arising from the squamous cells in the epidermis. It often presents as scaly red patches, open sores, or warts, and can metastasise if left untreated.

3. Melanoma: While less common than BCC and SCC, melanoma is the most dangerous form of skin cancer. It originates in melanocytes, the pigment-producing cells, and can spread rapidly to other parts of the body. Early detection is crucial for successful treatment.

Prevention of skin cancer

1. Sun Protection: The most effective way to prevent skin cancer is by protecting the skin from UV radiation. This includes wearing broad-spectrum sunscreen, protective clothing, and seeking shade during peak sunlight hours.

2. Regular skin checks: Conducting regular self-examinations of the skin can help identify suspicious moles or lesions early on. Individuals should be aware of changes in size, colour, or shape and consult a healthcare professional if any abnormalities are noticed.

3. Avoiding tanning beds: The use of tanning beds significantly increases the risk of skin cancer. The International Agency for Research on Cancer classifies them as Group 1 carcinogens, emphasising the importance of avoiding artificial tanning methods. Conclusion In conclusion, skin cancer is a widespread and potentially life-threatening disease, primarily caused by exposure to UV radiation. Understanding the causes, recognising the types, and adopting preventive measures are crucial steps in reducing the incidence of skin cancer. By prioritising sun protection, regular skin checks, and avoiding tanning beds, individuals can play an active role in safeguarding their skin health.

References American Cancer Society. (2022). "Skin Cancer." https://www.cancer.org/cancer/skin-cancer.html World Health Organization. (2022). "Ultraviolet (UV) Radiation." https://www.who.int/news-room/q-a-detail/ultraviolet-(uv)-radiation-and-skin-cancer Centers for Disease Control and Prevention. (2022). "Skin Cancer." https://www.cdc.gov/cancer/skin/index.htm

Editor's Comment
Khama, Serogola should find each other

Khama’s announcement to take over as Kgosikgolo was met with jubilation by some, but it also exposed deep-seated divisions. The Bogosi Act, which clearly states that a Mothusa Kgosi cannot be removed without the minister’s involvement, serves as a crucial legal safeguard. This law is designed to prevent arbitrary decisions and ensure stability within traditional leadership structures.The tension between Khama and Serogola has been simmering...

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