Morsani College of Medicine

Dermatology & Cutaneous Surgery

Archive for the Sunscreen Category

Summer is Coming…So Don’t Forget to Refresh and Protect your Skin with Total Defense and Repair SPF with Infrared Protection!
May 3, 2017

For years now you have probably been told that wearing a broad spectrum sunscreen is necessary in protecting your skin from the cancer-causing UVA and UVB rays. But has anyone ever told you about the importance of infrared protection as well?   Infrared rays (IR) come from the sun and have a longer wavelength than the cancer-causing UVA and UVB […]

New research shows some sunscreens better than others
May 25, 2016    TAMPA (FOX 13) – When it comes to sunscreens, we all know the drill. Use a broad spectrum SPF 30 or greater, and slather on a shot glass full.  New research is helping prove its benefits and show sun bathers what dangers they might face. “It’s the first solid data that we have that is not only prevents […]

Burn Notice: How to Protect Yourself from the Sun
May 12, 2011

Limiting sun exposure requires a commitment and some planning, especially for those of us living along Florida’s west coast. Read along as the Chief of Dermatology at USF’s School of Medicine puts us all on Burn Notice. According to the U.S. Centers for Disease Control and Prevention, nearly 700 deaths from sun-related exposure are reported annually. Heat exhaustion is one of […]

The Dangers of Teens using Tanning Beds
September 29, 2010

Nearly 28 million people tan indoors in the United States each year. Of these, 2.3 million are teens. What many of these people may not know, is that ultraviolet (UV) light from the sun and artificial sources, such as tanning beds, is a carcinogen, or cancer causing agent. UV light is associated with the development of skin cancer, such as […]

Telling the Truth about Sunscreen and Skin Cancer
June 25, 2010

  Recently some are stating that sunscreen containing retinyl palmitate can cause skin cancer. This is not true. The FDA scientists have demonstrated that retinyl palmitate of 0.1% or 0.5% applied in the morning to hairless rats and then exposed to four hours of UV-exposure was associated with increased growth rates of skin tumors and lesions, not skin cancer. However, […]

What to Look for in Your Sunscreen
June 25, 2010

There are so many sunscreens and it can be overwhelming in choosing the best one for you and your family. Most important is that you use a broad spectrum sunblock effective against UVA and UVB rays with an SPF of 30 or higher and reapply often. Sunblock with Mexoryl or Avobenzone give ultimate protection from UVA rays and free radical […]

Proper Use of Sunscreen
June 25, 2010

Sunscreen only works to protect your skin if you use it correctly. The first level of protection is sun avoidance and physical barriers such as wearing a wide brim hat, sun protective clothing, sunglasses, etc. and then the application of sunblock. First check the expiration date of the sunblock prior to applying, if expired then discard. Then apply a liberal […]

Tanning Bed Addiction
June 1, 2010

Hey!!  Would you like a healthy Tan?   Do you want a healthy glow?  Guess what!!  There is no such thing as a healthy tan.  Tanning represents the skin’s response to an injury.  The body tans in an attempt to prevent further damage.  That “healthy glow” may lead to premature skin aging, wrinkles and worse yet skin cancer.  People who frequent […]

May 17, 2010

Sunscreens prevent skin cancer. Some epidemiologic data suggest low levels of vitamin D may increase susceptibility to internal cancer as well as infection, hypertension and autoimmune disorders. Since the sun stimulates production of vitamin D precursors in the skin while sunscreens reduce production it is speculated some of us could be vitamin D deficient and thus at risk for these […]

Will I be Vitamin-D Deficient if I Wear Sunscreen?
November 23, 2009

By Neil Alan Fenske, M.D.   As a dermatologist I routinely talk about the importance of wearing sunscreen to help prevent skin cancer.Some epidemiological studies indicate that low levels of vitamin D may increase susceptibility to certain cancers as well as infection, hypertension and autoimmune disorders, including rheumatoid arthritis. Sunlight stimulates the body to produce vitamin D. Since sunscreen reduces the […]