Those cells that are healthy and comprise the body's tissue grow before dividing and replacing themselves. This is how the body grows, maintains its health and in good repair. However some of these cells can lose their ability to perform these tasks, limiting their growth and progress. They may divide themselves too rapidly or grow without organization. Some times too much tissue can be produced, resulting in tumors being produced. Tumors may be benign or malignant.
Benign tumors do not lead to cancer. They do not extend to the rest of the body and are not life threatening. These type of tumors are usually removed via surgery and usually do not return. They are often more of a nuisance than a threat.
Malignant tumors do lead to cancer. They cause illness to the body by invading and destroying the neighboring healthy tissues and organs. They can grow new tumors in the body by spreading or metastasizing to other organs.
Skin cancer comes in two main forms: basal cell carcinoma and Squamous cell carcinoma. A "carcinoma" is a type of cancer that begins in the cells that cover or surround an organ.
More than 90 percent of skin cancers in the United States are basal cell carcinoma. This type of cancer grows slowly and rarely spreads to other areas. It's crucial, however, that all types of skin cancer are found and treated as early as possible to prevent them from invading and destroying nearby tissues.
Squamous cell carcinoma and basal cell carcinoma are usually referred to as nonmelanoma skin cancer. Melanoma is another form of skin cancer which begins in the melanocytes.
Skin cancers presently account for the most common types of cancer in the United States. An estimated 40 to 50 percent of Americans who live to be 65 years and older will develop skin cancer at least once in their lifetime. It's important to note, however, that people of any age and nationality can develop skin cancer. Fair-skinned, freckled people with red or blond hair and blue or light colored eyes are most risk of developing the disease.
The sun's UV (ultraviolet) radiation is the most common cause of skin cancer. The sun creates two types of ultraviolet radiation: UVA and UVB. Tanning booths and sun beds create artificial UV radiation, and will also cause skin cancer.
The location where a person lives plays a role in the risks of developing skin cancer. People live in areas where they are exposed to high levels of UV radiation and are more likely to develop skin cancer. For example, the Texas sun is especially strong. There are also high rates of skin cancer found in South Africa and Australia where the populations get excessive amounts of the sun's radiation.
Facts About Skin Cancer
Sara spends much of her summer near the beach. She lives in a mild climate and is very athletic. She loves to swim, bike and play games outdoors. Sara knows the dangers of the sun and so she opts for tanning salons to get her 'golden glow' while being sure to apply sunscreen every day before heading out.
Joseph lives in a cooler, northern climate. The summers can be very humid, but most of the year is mild or even below freezing during the harshest winter months. The beach has never been much of a draw for him and he spends most of his time doing indoor activities or at his job. Joseph doesn't worry about sunscreen and only had one sunburn that he can remember and that was when he was a child.
Which of these examples do you most associate yourself with? Did you know that Sara and Joseph are both at risk of developing skin cancer? We have all heard the warnings about the dangers of sun exposure. We know all about the importance of wearing sunscreen and hats. But are YOU protected from skin cancer? Consider these myths and facts:
MYTH ONE: Tanning Beds are Safer than the Sun
20 minutes of exposure in a tanning bed is roughly equivalent to four hours in the sun. Although sun beds use UVA rather than UVB rays, 'The Skin Cancer Answer' states that "UV-A penetrates more deeply into the skin than UV-B, can cause skin cancer, and may suppress the immune system."
MYTH TWO: Wearing Sunscreen at the Beach is Protection
85 percent of UV rays can even make it through on cloudy days. That means you are equally at risk in the car, walking the dog or letting your children out to play at any time of year, even when you're not at the beach. Of course, you are usually less attired at the beach and so covering up is recommended even when wearing sunscreen. Sunscreen also wears off with sweat and water and should always be applied every two hours or after getting wet.
MYTH THREE: Taking Care Of Your Skin Now Will Protect You
Sadly, skin cancer can take 20 or more years to develop. The Skin Cancer Foundation states that most people receive about 80 percent of their lifetime sun exposure before the age of 18. Just one blistering sunburn in childhood is estimated to double the risk of melanoma later in life. Taking better care now will reduce the risk, but not eliminate the damage already done.
MYTH FOUR: Having a Tan Means You're More Protected
Dark skinned individuals are less likely to develop cancer, but tanned skin is actually damaged skin. Repeated tanning injures the skin and increases the risk of skin cancer.
So how do you plan to protect your family this year? Some suggestions are to limit exposure to the sun, especially for infants. Examine your skin for early signs of damage. Use a sunscreen of SPF 15 or higher and apply it at least 30 minutes before exposure and every two hours after that. Teach your children good safety habits and be sure you and they are covered up when outdoors. Have fun and be safe.
Both Keefe Figgatt & Travis Waack are contributors for EditorialToday. The above articles have been edited for relevancy and timeliness. All write-ups, reviews, tips and guides published by EditorialToday.com and its partners or affiliates are for informational purposes only. They should not be used for any legal or any other type of advice. We do not endorse any author, contributor, writer or article posted by our team.
Keefe Figgatt has sinced written about articles on various topics from Health, Types of Cancer and High Cholesterol. Keefe Figgatt writes for a variety of popular web sites, on and iss. Keefe Figgatt's top article generates over 6600 views. to your Favourites.
Travis Waack has sinced written about articles on various topics from Health Insurance, Babies and Kids and Teens. Travis Waack is the webmaster of If you would like more information on skin cancer, this is where you will want. Travis Waack's top article generates over 8100 views. to your Favourites.
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