ODM leader Raila Odinga checked into Nairobi Hospital for a series of tests.
According to his spokesman Dennis Onyango, after a series of country wide tours from Turkana to Narok to Busia and Coast region without rest.
He complained of fatigue when he returned from the coast.
Onyango added the leader was due for his annual checkup conducted every March.
News of health concerns emerged on the day that people were pushing for Baringo Senator Gideon Moi to succeed Uhuru.
This also comes after Kanu boss, Gideon Moi read the statement after the president summoned party leaders in thanking party leaders in passing the BBI Bill.
“The president has not changed his mind on the handshake.He is as determined as before and you will see a series of things to affirm that in the coming days”Mp Kanini Kega said.
Those pushing for either Mudavadi or Moi ticket argue that Central kenya will not support Raila .
A state house meeting conveyed to steady the handshake was postponed Tuesday as ODM insisted that they will not share a platform with their 2022 opponents.