At the very beginning, trading really takes a lot of nerves and health, until you learn to control your emotions, you need a cold head and remove the excitement to the side, otherwise it will only get worse
Trading is unhealthy as to trade you have to concentrate mentally, physically, you have to control your emotion, when you will made loss it will make you suffer mentally and emotionally.
Yes trading is not unhealthy but it is really profitable earning if you use the way of trading beneficially in treading you will have to keep your emotions away and make sure you dont take any wrong decision like panic selling or anything else, if people will control their greed and emotions there will be nothing bad or unhealthy in trading,