When we talk about games these days, we should be clear if we are talking about digital games or physical games which includes indoor and outdoor games. Gaming is a means of entertainment and source of stress relief, its obvious, history is our witness. But this obviousness comes with various terms and conditions. 

Spending too much time on anything is not a good idea, be it game or not. Spending more times on online digital games can cause permanent headache problems, eyes problem, heart disease and countless more. While spending too much time on physical games is also harmful.

We should be able to prioritize our activities, which must obviously include playing any sort of games. So, in a nutshell, gaming is necessary, but should not be a major part of our habit. We learn to determine balance the balance.