There are so many modafinil studies that I’m sure plenty of people aged 40+ have been involved in some or other, but I don’t recall anything which specifically breaks out older people or compare effects on cognitive performance with young people, sorry.
There are so many modafinil studies that I’m sure plenty of people aged 40+ have been involved in some or other, but I don’t recall anything which specifically breaks out older people or compare effects on cognitive performance with young people, sorry.