A recent study in The Lancet found that walking 10,000 steps a day may be unnecessary, and that 7000 steps may be adequate for most. 7000 steps may be enough to reduce chronic disease for most people.
To understand how daily steps impact various health outcomes, researchers analyzed 57 studies including more than 160,000 adults located around the world.
Further information here:
https://www.health.com/daily-steps-needed-to-stay-healthy-11789755