Beer contains female Hormones!

Friend of mine told me once, that his friend claimed that beer contains female hormones. That´s why he and group of his friends drunk ten beers from purely academic reasons. This is what they´ve found out...

1. they put on weight
2. they spoke a lot without saying anything important
3. they had problems with driving
4. they weren´t able to think logically
5. they weren´t able to acknowledge a mistakess
6. they all thought that they are spotlight
7. they had headaches and aversion for sex
8. they emotions were uncontrollable
9. they held eachothers hands
10. they had to go to the toilet every 10 minutes, and at the same time