• Josep Orellana, science journalist

    Apps for the skin: consult your doctor

    10 Dec Apps for the skin: consult your doctor



    JAMA Dermatology

    The growing popularity of smartphones and tablets worldwide has led to the emergence of thousands of medical apps, a good number referring to care, problems and disorders of the skin. Some are professional tools that facilitate the work of doctors, but others are aimed at the general public. Are all of them risk-free? Can we safely use them for our skin?


    Some 40,000 medical apps are available; most likely you have already downloaded some to your mobile device. Undoubtedly, these new technological advances will bring great benefits to the world's population in the future. Creators of apps have not failed to notice the growing interest in skin care, which explains why hundreds of apps are available today offering tips to keep our skin healthy and beautiful and diagnosing all types of skin disorders. There are even apps that will tell you if a mole could be cancerous. Most skin care apps are free. Read More

  • Fede Montagud, editor

    Vitamin D: ten minutes of sunlight is enough

    5 Dec Vitamin D: ten minutes of sunlight is enough



    NHS Choices

    Skin care always generates topics for debate. The vitamin D debate is open and can be summarized as follows: we need sunlight to synthesize essential vitamin D, but we all know that overexposure is a bad thing. What’s best for our health?


    Vitamin D is necessary for survival, as without it our body cannot absorb calcium and phosphorus from food. And without these elements bones develop osteoporosis and become brittle. Moreover, a lack of vitamin D is related to certain types of cancer, diabetes and a number of heart disorders. Only 10% of the vitamin D we use comes from our diet (oily fish, eggs, liver, meat, cheese); most is synthesized in our skin thanks to the sun’s ultraviolet rays. Doctors are aware that more than half of Europeans have vitamin D deficiency. And the further north we go, the more cases, because sunshine is rarer at higher latitudes. Read More