what are good vital signs?
['Blood pressure: 90/60 mm Hg to 120/80 mm Hg.', 'Breathing: 12 to 18 breaths per minute.', 'Pulse: 60 to 100 beats per minute.', 'Temperature: 97.8°F to 99.1°F (36.5°C to 37.3°C); average 98.6°F (37°C)']