New Delhi, Oct. 19 -- It's a generally accepted fact now that exercise is good not just for our body but our brain too. But, for most of us, most days, there's just too much on the plate to engage in hour-long workouts. Here's when short bouts of exercising - for 15-20 minutes - comes to the rescue. In fact, a study conducted by researchers from McMaster University in Ontario, Canada in 2017 - The Effects of Physical Exercise and Cognitive Training on Memory and Neurotrophic Factors - found that 20-minute bouts of workout can be very beneficial for the brain.

"Exercising regularly for even 20 minutes is beneficial for cognitive health. Spending even 20 minutes on activities like walking, yoga, cycling, or dancing helps to improve the oxy...