Simplify the following text for a Grade 12 native English-speaking person.
Original: Studies show that lesbians have a higher body mass and are generally less concerned about weight issues than heterosexual women , and lesbians consider women with higher body masses to be more attractive than heterosexual women do . Lesbians are more likely to exercise regularly than heterosexual women , and lesbians do not generally exercise for aesthetic reasons , although heterosexual women do .
Simplified: However , there was conflict between lesbians and straight ( heterosexual ) women in the feminist movement .