hi i care for my 83 year old grandfather he was diagnosed with vd last march he has been ok considering did have a few infections that knocked his mobility off he still manages even though its not as good he says hes constantly dizzy and off balance yet doctor says hes ok is this normal and also this last week his times have been awful repeating wvery 5 mins when his carer is coming but a explain its half 8 for tuck in as he doesnt go to bed till 10 but when she arrives he thinks hes never seen her and asking her were she has been and did she get lost is this us goinf in to stages and another thing he goes to a friends 2 nites a week and everytime hes there theres a different drama as in constant phonecalls that he not very well hes nearly fallen isnt sleeping yet hes not doing that the other 5 is it the way she is dealing with it as she loves him dearly so like he makes a sound and she says ih u ok oh this oh that so am begining to think hes taking the **** or am a wrong ??