The bride's box, modest in size but elaborate in decoration, became the repository for keepsakes from the occasionâlace, ribbons, perhaps a bit of jewelry, or even pressed flow- ers from the bouquetâthe 18th Cen- tury's version of an album of wedding photos. The bride's box flourished as both a matrimonial custom and a cot-
Resting Heart Rate. For teenagers (age 13 to 19), a normal resting heart rate is anywhere between 60-100 beats per minute. Because of differences in teens' bodies and physiology, the range for an acceptable resting heart rate is much greater than for other age groups.
Active Teens. Active teenage boys engage in physical activity equivalent to walking more than 3 miles per day. Based on USDA estimates, active boys ages 9 to 13 require 2,000 to 2,600 calories per day and active teenage boys ages 14 to 18 need about 2,800 to 3,200 calories each day. Teenage Athletes.