Such heart rate at rest indicates cardiac efficiency of an individual, and ranges between 60 to 100 bpm (beats per minute) for adults. However, values closer to the lower limit of this range qualify as a good resting heart rate. In fact, well trained athletes show a resting heart rate between 40 to 60 bpm.
Rule 1. With a computer, use only one space following periods, commas, semicolons, colons, exclamation points, question marks, and quotation marks. The space needed after these punctuation marks is proportioned automatically.
The general rule is that a sentence ends with only one terminal punctuation mark. There are three options: Period. Question mark. Exclamation point. There are enough exceptions to this general rule, however, to warrant the following chart, which shows nearly all of the scenarios you are likely to face.