Swimming, when possible, and especially some forms of dancing, are admirably adapted to develop the bodily movements of women both vigorously and harmoniously (see, e.g., Havelock Ellis, _Man and Woman_, Ch.

VII).

At the International Congress of School Hygiene in 1907 (see, e.g., _British Medical Journal_, Aug.

24, 1907) Dr.L.H.Gulick, formerly Director of Physical Training in the Public Schools of New York City, stated that after many experiments it had been found in the New York elementary and high schools that folk-dancing constituted the very best exercise for girls.

"The dances selected involved many contractions of the large muscular masses of the body and had therefore a great effect on respiration, circulation and nutrition.