1)They feel neglected and lonely because as their sons nd daughters don't hve time to spend with them nd even if they hve time then also most them feel that who will spend there time on them they can just enjoy their moments with their own family and their grand son and daughter also are not able to talk to them as because of their parents behave like that so like that only they will behave 2)Some ways to improve it are: •by talking with them . •by sharing ur moments of life nd asking them to share their past moments .•request them to tell stories at bedtime • go for an evening walk with them •nd celebrate their birthdays nicely as u celebrate urs