Best Answer: Your heart rate should be at about 50-60% of your maximum. Your maximum is 200 so it should be between 100 and 120, maybe slightly higher or lower depending on your pace and level of fitness. The average time to briskly walk a mile is anywhere between 13 and 20 minutes.Source(s):Summer Â· 6 years ago.est Answer: Your heart rate should be at about 50-60% of your maximum. Your maximum is 200 so it should be between 100 and 120, maybe slightly higher or lower depending on your pace and level of fitness. The average time to briskly walk a mile is anywhere between 13 and 20 minutes. Source(s): Summer Â· 6 years ago.
The symptoms of smallpox are much more severe (e.g., high fever, muscle aches) than those of chickenpox, and the entire rash associated with smallpox evolves at the same rate â from all the lesions being papules to all becoming vesicles, to all becoming pustules at the same time.
1 Pneumonic plague symptoms and signs include characteristic pneumonia symptoms like chest pain, shortness of breath, cough, fever, chills, nausea, vomiting, and diarrhea. 2  Antibiotics are the treatment of choice for plague and are most effective when given early in the course of disease. There are three forms of plague in humans: bubonic plague, septicemic plague, and pneumonic plague. 2  The signs and symptoms of plague generally develop between two and seven days after a person acquires the infection. 3  Symptoms and signs depend on one of the three forms of plague and include the following: