The scientists of the University of Copenhagen and the University of Bradford believe that tattoos are harmful. Concerns are caused by the paints that are used for tattooing. These paints are carcinogenic and can provoke not only cancer but also other diseases, "Moskovskiy Komsomolec" writes. The paints contain mercury (red shades) and cobalt (blue, green). The analysis of 21 popular types of paints has revealed toxic substances in 13 of them.

The inflammation associated with gout often causes a severe pain. But a recent study has allowed to reveal an unexpected solution of this problem. It turns out that a high-fiber diet helps to lower inflammation levels and alleviate pain, Zee News reports.

It was found that in case when a person just hears any information about some type of catastrophe from another person, the brain information processing scheme is changed and the risk of post-traumatic stress disorders is increased, DNA India reports.

Specialists have almost reached the victory over the aging. Recently, the medicinal product has been created. Thank to this medicinal product older mice began to run faster and live longer. Also in rodents new hair began to grow. The remedy removed the cells that have been accumulated in the rodents’ skin in the process of aging, The Daily Mail reports.

140 children aged 3 to 11 years participated in the study conducted by the scientists of Monell Center. The volunteers were given three seconds to smell one of the three scents (rose, fish or neutral). After that, two photos of the same person were demonstrated, Psych Central reports.

The scientists of the University of Tromso have found out that women tolerate the heart attack pain better than men.

Specialists from the University of Iowa have found a new potential biomarker of dementia - autotaxin. Previous studies have shown that people with obesity have increased autotaxin levels in the brain.

Scientists from the Academy at the University of Gothenburg have found neural stem cells in the brains of epileptics. The astonishing thing is that the cells were revealed in unusual places, UPI.com reports.

The researchers of Weill Cornell Medical College have studied more than 1,100 fMRI images of healthy people and volunteers with depression. According to Psych Central, the scientists have found biomarkers and identified four subtypes of depression. Perhaps the researchers’ findings will help to develop the new methods of diagnosis of depression.

HIV is still one of the most dangerous viruses in the human history. According to ZME Science, the virus infected 36.7 million people, including 1.8 million children in 2015. But scientists do not sit idle.