The senior Roshan will undergo surgery on Tuesday, 8 January.
“Asked my dad for a picture this morning. Knew he wouldn’t miss gym on surgery day. He is probably the strongest man I know.
“Got diagnosed with early stage squamous cell carcinoma of the throat a few weeks ago, but he is in full spirits today as he proceeds to battle it. As a family we are fortunate and blessed to have a leader like him,” Hrithik captioned the picture in which the father-son duo have struck the same pose.
The family has a cancer survivor in Sunaina Roshan, Hrithik’s sister. She fought cervical cancer and survived it.
Apart from his acting career, Rakesh Roshan is known for directing films like Kishen Kanhaiya (1990), Karan Arjun (1995), Kaho Naa… Pyaar Hai (2000), Koi… Mil Gaya (2003) and the superhero Krrish film series.