Every hour (as many as I can remember) I get up from my desk and walk 3 flights of stairs outside my door for a quick perk me up. It helps to get my heart rate up and adds to steps for the day. If I'm really motivated, I do it 2-3 times.
I work in a 16 story office building. But my workday is usually between 7-8 of those floors. I've made a commitment to use the stairs as much as possible and avoid the elevators. It was difficult at first, but now it energizes my day.
Add extra steps every day by parking (or getting off a bus) farther from the building entrance. Then, take at least one flight of stairs if you're able.
If you are a walker, but it is too cold, icey, pouring rain, or even too hot to walk outside,10-15 minutes walking up and down stairs is about equal to a 30 minute walk on level ground. Always walk down the stairs at a normal pace, one step at a time. (Most stair accidents happen on the way down.) But vary your up-the-stairs walk by taking one step or two at a time, walk up sideways, right side first, then left side, or even run up the stairs. But... (click title for more info)
While on a cruise ship if you don't have knee of leg problems make sure you stick to one rule..... the ELEVATOR does not exist. Take the stairs, it's the easiest way to counter act all the food you'll be eating on the ship.
In the traditional office, it has become so easy to just call or email a person. For the most part, we don't talk face to face anymore. A sad result is that we don't move as much. To be healthier, get up & go see the co-worker in person. If possible, take a flight of stairs instead of the elevator.