Chris Barncard, ‘When inhaling media erodes attention, exhaling provides focus’, http://news.wisc.edu/when-inhaling-media-erodes-attention-exhaling-provides-focus/, University of Wisconsin-Madison (April 18, 2016).

Short meditation

Researchers (…) have shown that heavy media multitaskers benefited from a short meditation exercise in which they sat quietly counting their breaths. (…) No one can stay focused on it indefinitely. (…) When you notice your attention slipping away, you bring it back over and over. You’re practicing that skill, refocusing your attention.