Speaking to doctors about Chancellor Angela Merkel's incontinent trembling

German Chancellor Angela Merkel was seen as she trembled again, standing next to the Finnish president.

She had felt that way on two other occasions in the last three weeks, when she met with Ukrainian President Voldymyr Zelenski and German President Frank Walter Steinmeier.

Her health has been a hot topic in the political debate in Germany, and has intensified the battle over her potential successor. Earlier, the German iron lady announced that she would not seek a fifth mandate but would retire in 2021, Periscope follows.

It turns 65 this month, age for retirement in Kosovo.

What, though, are the possible causes of such uncontrolled tremblings? There are various medical problems, some banals and some more serious ones, who may be behind this symptoms, explains Pablo Buzz, a prominent doctor.

With images, he says, you can't decide for someone to diagnose.

The origins of this type of manifestation, states Teresa Maicas, a Neurology specialist, can range from psychological reactions to out - of - doors incentives, such as a temperature change in the effects of anxiety attacks.

Parkinson's disease, which attacks the nervous system and affects the individual's body movement, can also be a major problem. However, for Maicas, these Merkel movements are not typical of the disease.

While Pablo Buzz requires that the possibility of these quakes being followed, or side effect, of drugs the German Chancellor may be consuming. Some drugs that infect the nervous system can cause such vibrations,” he says. /Periscope