How to defend from the sun?

• Sun, if handled appropriately, has positive effects on health, stimulates the synthesis of vitamin D, bones indispensable for, the production of serotonin, a hormone that promotes good humor. But well known that ultraviolet radiation can produce various injuries.
• The sun can affect many skin aging. Long term exposure can lead a life of constant skin pallor, a full lineup of wrinkles, which are not at all pleasant. Therefore, it is important that radiation gradually taken by the learned body little by little. The first few days is recommended to use a protective cream for all skin and then partial protection.

• The sun can cause outbreaks parakanceroze, epithelial tumors, eczema and burns of varying degrees. All these pathologies associated with DNA damage and cell caused by ultraviolet rays. Obviously these injuries to provoke the exposure time must be very long and without appropriate measures.

• Injuries occur with sun spots that are a different color from the skin, opening times and once to brown color. Body parts that are most favorable for these signs are known to those most exposed to the sun such as the face and hands. You should watch for signs of diameter greater than 6 mm, irregularly shaped and colored uneven surface, which can not recover all the time due to long exposure under sunlight. They face are not aesthetic.

• We need to use skin cream that fits and is able to protect us from both UVB and Uva rays, ultraviolet rays with a wavelength between 280 and 320 between the pressure gauge and gauge 320-400. UVB rays are responsible for all the acute phenomena, while Uva can not penetrate deeper into the skin and play a more important role in creating and developing fotoplakjes tumor foci.

• A solar cream can not be used in order to extend the hours of exposure to the sun, but in order to get a good radiation and without risks. Above all it is important to remember that the body should be painted again with cream after washing or after swimming, as well as water proof products bear no more than 2-3 baths or 30 minutes.

• For children it is necessary to have special care, whether in terms of hours of exposure to even fotombrojtjen. It is always advisable to use lotions with a solar maximum protection (more than 40). Constant burning in a younger age are a risk factor for subsequent emergence of large spots on the skin.

How to smile beautiful?

To laugh is not just something natural, but as psychologists explain something very healthy. But during laughter we must consider some principles.

1.  When not laughing puts his hand to his mouth, even when great laugh.
2.  Do not laugh so loud, as to the other leaves a bad impression.
3.  Do not hit with another elbow while you laugh.
4.  The laughter should always be measured.

Everyone is very sympathetic laughter. But the laughter must be tactful, because any excess spoil too much work.

Lights of technological devices cause insomnia

• Lights, including those which illuminate laptop computers, smartphones and tablets, often play a key role in causing a bad sleeping humans.
• According to experts, "lights, including those which illuminate laptop computers, smartphones and tablets, often play a key role in causing a bad sleeping humans."
• They explain that artificial lights disrupt the body's natural rhythm, affect chemicals in the brain and cause people to use stimulants like caffeine to stay awake.
• 'Idea' states that professors of sleep medicine at Harvard Medical School, said that the decline in the number of hours of sleep per night impacts on public health, including a greater risk of obesity, diabetes, heart disease, depression and stroke in adults and children concentration problems.
• Artificial light inhibits sleep promoting neurons in the brain and the nightly release of the hormone melatonin, which helps sleep, as does the activation of neurons that increased vigilance, he said.
• Fifty years ago, less than 3 percent of the U.S. adult population slept so little. And around the world, children are sleeping 1.2 hours on school nights less than a century ago

Natural yogurt probiotics, enhance the mood

• Beneficial bacteria to natural yogurt, which are found in natural yogurt, can enhance the mood and help in the treatment of anxiety and depression.
• Researchers found that those who ate yogurt natural, rich in probiotic twice a day for a month, showed changes in brain function, as in the rest of the brain activity and emotional.
• Probiotics affect areas of the brain associated with emotions and reasoning. However, the increased activity in areas associated with decision making, researchers say.
• Scientists hope that one day therapy with probiotics may be be available to help the autism and Alzheimer's. But it should be noted that people suffering from depression can not be cured by eating yogurt.
• Probiotics are also called "good bacteria", as well affecting the immune system and help prevent infections.