“...the big increases in heart and blood volumes that occur by the 12th week of pregnancy should have the same effect as 'blood doping'. This partially explains the outstanding performances of several female athletes from Eastern bloc countries who were… — James F. Clapp Copy Share Image
“[Recreational exercise] does not increase the incidence of either smaller than average babies or premature labor; and it actually may decrease the incidence of… — James F. Clapp Copy Share
“...in early pregnancy her ability to tolerate heat stress improves by about 30 percent and in late pregnancy by at least 70 percent. Indeed,… — James F. Clapp Copy Share
“This means that a woman who continues regular, sustained exercise until the onsent of labor usually delivers five to seven days earlier than a… — James F. Clapp Copy Share
“Pregnancy does not limit lung function, and both pregnancy and exercise improve the ability of body tissues to take up and utilize oxygen.” — James F. Clapp Copy Share
“...the big increases in heart and blood volumes that occur by the 12th week of pregnancy should have the same effect as 'blood doping'.… — James F. Clapp Copy Share
