Ex-Airtel COO shares how years of work stress affected health: ‘At 40, I was paralysed’ Moneycontrol.comWho is RamG Vallath? Meet ex-Airtel COO who left corporate life to become a speaker; what he said about work stress LivemintFrom Fortune 500 CEO Dream To Keynote Speaker: Ex-Airtel COO Reveals How Work Stress Left Him Paralysed At 40 News18Ex-Airtel COO Shares Years of Stress Led to Paralysis at 40 JournalArta