Here are ways to build mental fitness

Studies say that reading different books at least for 30 minutes will increase your mental fitness.

Play sudoku games, jigsaw puzzles, chess or any game that rely on logic.

Learn new skills that strengthen your brain connections.

Do meditation daily. It calms and revitalises your mind.

Use non-dominant hand to do your routine work somtimes. If you are left-handed, try eating food in right hand that increases brain activity.

Socialise with people as socially active people are at a lower risk of developing dementia and Alzheimer's disease, say studies.

Last but not the least, do physical exercises. If your body is healthy, you mind works faster than you imagine.