The actress posted the health update on Instagram, along with a picture that shows her performing Sukhasana.
Twitter on Tuesday suspended Kangana Ranaut's account after the actor posted several controversial tweets.
The song recreates the commencement of Jayalalithaa's cinematic journey before she entered politics.
The tringual film will be released in Hindi, Tamil and Telugu.
The film also has Arvind Swami as Tamil Nadu politician and veteran actor MGR.
She became the National Award recipient for the fourth time.
The First Information Report (FIR) was registered at Khar police station against Kangana, Kamalkumar Jain, Rangoli Chandel and Akshat Ranaut.
A Delhi Court on Wednesday asked the city police about the action taken against a Bollywood actress for allegedly defaming the Sikh community and farmers.
She also promised to give up being 'arrogant' if someone is able to name a better actress than her.
The song comes less than 24 hours after Rihanna lent her support to the ongoing farmers' protest in India.