sunless tanning by john maguire. what is sunless tanning?
TRANSCRIPT
Sunless Tanning By John Maguire
What is sunless tanning?
How does your skin tan?The Sun emits radiation in two forms UVB & UVA
UVB is the type that hits the top layers of the skin and burns
UVA causes tanning by penetrating deeper into the epidermis and trigger cells called melanocytes
Melanocytes produce the brown pigment melanin
Tanning is the skins response to injury
CancerExcessive tanning leads to skin cancer UVA rays
damage the immune system and lead to illness called melanoma
UVB rays can cause types of skin cancer called basal and Squamous cell Carcinoma (found in the face and neck)
Each year there are 170,000 reported cases of skin cancer each year.
Myths about tanningVitamin D
Getting a base tan will protect me in the sun
FactsIndoor tanning before age 35 makes you 75%
more likely to get melanoma
Every year 2.3 million teen’s visit tanning salons
Avoid tanning pills is no scientific proof that they work and are not approved by the government.
Medications and sun reflectors are factors in sun exposure.
How to be safe in the sunAlways wear an spf of at least 15 and re apply
every 1.5-2 two hours
Take breaks form the sun. The strongest rays are from 10am-4p,
The tanning businessSince this evidence about tanning backed by the
CDC has came out tanning beds have become much less popular.
In contrast the market for sunless tanning has improved greatly
Active chemical Dihydroxyactone (DHA) extracted from sugar cane plant.
Acts with the dead outter layers of the skin to stain it a darker color. However they do not protect against sunburn.
Referances http://www.everydayhealth.com/blog/zimney-he
alth-and-medical-news-you-can-use/good-and-bad-news-about-sunless-tanning/
http://www.huffingtonpost.com/2012/10/04/tanning-beds-cancer_n_1941023.html
http://www.cdc.gov/cancer/skin/basic_info/indoor_tanning.htm
http://kidshealth.org/teen/safety/safebasics/tanning.html#