Na serveru Slunečnice.cz je zajímavá iOS aplikace:

Stand Up Reminder 7.0

According to Harvard Health Publications, more than half of the average person’s waking hours are spent sitting: watching television, working at a computer, commuting, or doing other physically inactive pursuits. But all that sitting could be sending us to an early grave—even those folks who…

Adresa: https://www.slunecnice.cz/sw/stand-up-reminder-track-your-time-of-standing/