Quoted: “Nobody has come out and said these are extremely accurate,” says Lisa Cadmus-Bertram, one of the researchers on the heart rate study. Still, such variations from real measurements don’t matter much for its typical use.
Quoted: “Nobody has come out and said these are extremely accurate,” says Lisa Cadmus-Bertram, one of the researchers on the heart rate study. Still, such variations from real measurements don’t matter much for its typical use.