•	Always prefer Broad spectrum Sun blocker •	SPF: For short exposures to sun an SPF-15 shall be satisfactory. For   longer  exposures  SPF of 30 or higher is recommended.  It is to be noted that SPF-50 filters out up to 98 percent of UV-B. But it doesn’t mean that SPF-50 is always the best.   •	It is advisable to  avoid creams  which contain Oxybenzone, Retinyl palminate, parabens, phthalates, polyethylene glycols, propylene glycol, phenoxyethanol,  sodium laurel sulphates etc. •	It is always better to sparingly use the Sunscreen materials and of course, only when essential.  •	A sun blocker content should not penetrate in to skin layers. •	If there is a necessity to use Sunblocker every day  then it is advisable to pre-coat a thin layer of permissible herbal cream first over which Sun blocker can be applied. However both should not inter react with each other.  •	When applying  Sun blocker to the face, it’s best to spray it on your hand and then apply to your face by hand. For  sports people and those  carry duty under sun light and have tendency of excessive sweating then the gels are the best For dry skins, creamy sunscreen shall be good    For skins which are chemically sensitive, the mineral based Sun blocker  is the right choice Gels are good for hairy areas, such as the scalp  Sticks are good around eyes A few ideas Sun screen Lotion Sun screen Lotion Sun blocker SPF 64 Choosing the right Sunscreen Harmful UV rays are responsible for  the rise in  Skin cancers around the world. This is an alarming concern for every one. For those who venture out frequently under scorching sun,  effective protection against sun intensity is needed. While taking other precautionary steps such as using an umbrella or a sun cap, right Sun blocker is essential to guard against the harmful radiations of UV-A and UV-B. ‘Sunscreen’ forms  an important part of skin protection system. They are broadly available in two categories namely Physical sun screen materials and chemical sun screen materials  They may come in the form of soft cream or a gel or a spray.  Some scatter out sun light while others  absorb the radiations. Which ever is the sunscreen, it should be able to block both UV-A and UV-B components.
SPF Sunburn Protection Factor is a measure of the product’s effectiveness against sunburn-causing ultraviolet B rays. Broad spectrum Sun screen offers guard against both UVA and UVB. But SPF ratings apply only to sunburn-causing UVB rays. However, sunscreen should have broad spectrum protection, which means it should help against both the ultraviolet A and ultraviolet B ranges of Sun spectrum.
Active ingredients of Sun screen depend upon the type of sun screen whether Physical mineral based or Chemical.  Physical Sun screens: These are mineral based and   contain Zinc oxide or titanium dioxide.    Chemical sun screens: They  contain chemicals like Avobenzone, octocrylene, octinoxate etc. The answer is not simple. Yet one has to make a choice. Both types are approved for use by the FDA  and are endorsed by the American Academy of Dermatology. The following ideas may help you to the right one. Calculation of SPF If your skin burns in 10 minutes time but if you wish to stay exposed to sun for 200 minutes,  then 200/10 is the minimum SPF which is equal to SPF-20.  This is not applicable to children and very elderly people. Which one is better?   Physical or chemical. Enjoy the Sun under the screen...
Health Scan March 2019 www.healthscan.biz