可以这么说:
It is easier for me to get tired than before
但你前一句是错的.（I'm easier to get tired than before）,因为easier 是指事“对我来说疲劳”,而非指“人”,所以,easy 在这作表语,用人“I” 作主语是不合适的.
类似的错误如：
He is possible to come here.
正确的说法是：
It is possible for him to come here.