But that weakness was to herald some sad news as the 'Duke of Kabeteshire' as he was nicknamed, started experiencing breathing difficulties at 5.15 am, Sunday morning.
David Silverstein, who was his personal doctor and also served the late President Daniel Moi, declared him dead a few minutes later. The cause of his death was pneumonia, after his lungs collapsed.
"Njonjo has been unwell for quite a while. He was battling one ailment to another despite his age. But this morning (Sunday) at around 5.15 am he breathed his last."
Ngini concluded that Mr. Njonjo had been surrounded by his family at the moment of death and that it had been a peaceful one.
President Ruto meets Ambassador Mo Farah at State House