Environmental hormones are not real hormones, but chemical substances that resemble hormones. They enter the body and deceive it into accepting them as hormones.
although/though/while/whereas/even if/even though/as
ex)Young as he is,
Hard as he studied,
Child as he was,
Although anecdotal evidence on higher accident rates for dark-coloured vehicles, few studies have empirically established a strong casual link between colour and accident risk.
however/though/nevertheless/instead/on the contrary/contrariwise/conversely/oppositely/still/all the same/all the same time
despite/in spite of/for all
Even more importantly,