How fast do your lungs heal after quitting smoking

Pam currently runs on a track an hour a day, three days a week. how can she increase the intensity of her runs? start running five days a week start running in hilly areas or trails switch to walking six miles each day add 20 minutes to each run

Megan is 16 years old and overweight. she loves junk food and chocolate. a 10 minute walk to school is her only exercise every day. which is the best method to megan lose weight

Charlie has been having nightmares of late. he always thinks that there is an evil dragon waiting to pounce on him. what age is charlie most likely to be? a. one year old b. three years old c. seven years old d. nine years old