Blessings are berakhot ברכות in Hebrew. In modern Hebrew the laps that one swims in a pool are called berechot בריכות.
I playfully and read the Talmud this way: Don't say 100 berakhot, say 100 berechot.
More about Meir from Wikipedia: Meir was buried in a standing position near the Kinneret. Pictured here. It is said that he asked to be buried this way so when the Final Redemption occurs, Rabbi Meir would be spared the trouble of arising from his grave and could just walk out to greet the Jewish Messiah. He requested that he be buried in Israel by the seashore so that the water that washes the shores should also lap his grave (Jerusalem Talmud, Kelaim 9:4).And so I have my Talmudic encouragement to swim 100 laps a day. On many days each year, I get to that goal.
Here are a few of my past reflections on swimming...