• Salman KhanSalman Khan/ Facebook
  • Shah Rukh KhanShah Rukh Khan/Twitter
  • Hrithik RoshanHrithik Roshan/ Facebook
  • Shahid KapoorShahid Kapoor/ Facebook
  • Bipasha BasuBipasha Basu/Facebook
  • Priyanka ChopraPriyanka Chopra/ Facebook
  • Sonakshi SinhaTwitpic/Sonakshi Sinha
  • Alia BhattTwitter/Alia Bhatt
  • Sidharth Malhotra working out inside a train.Sidharth Malhotra/Twitter

The entire world observed World Health Day on Tuesday, 7 April, and keeping oneself fit is the mantra for a healthy life.

Bollywood celebs, including Salman Khan, Shah Rukh Khan, Hrithik Roshan, Deepika Padukone, Alia Bhatt and many others, have inspired their fans to become fitness freaks.

Check out the Bollywood celebs who are obsessed with fitness:

Salman Khan

Flaunting six pack became a trend in Bollywood after Salman Khan became a fitness freak. Following his suit, many other B-town celebs also started working out and the "Dabaang" star has always inspired his co-stars in maintaining a healthy lifestyle and toned body.

Hrithik Roshan

Hrithik, who owns a perfect toned body, has always showed it in his films.

Aamir Khan

Bollywood Mr Perfectionist, who works out regularly has also shown his six pack in films like "Ghajini", "Dhoom 3" and "PK", among others.

Deepika Padukone

Among the Bollywood actresses, "The Chennai Express" star has undoubtedly a perfect toned body, who has also mesmerised her fans with amazing dance movements.

Sidharth Malhotra

Fitness freak "Ek Villain" actor Sidharth Malhotra was once spotted working out inside a train as he was busy with the promotion of his film "Hasee Toh Phasee".

John Abraham

The "Dhoom" actor is also a fitness freak, who has an amazing physique. He also follows a vegetarian diet.

Bipasha Basu

Bipasha, who has always maintained her body, is known for proper work-outs and exercises.

Katrina Kaif

Another actress, who is obsessed with fitness is Salman's ex-girlfriend Katrina, who always looks hot in her film with her physique.

Arjun Rampal

Just by looking at Arjun Rampal's body, one can make conclusion that he is a fitness freak.

Ranveer Singh

Ranveer is often considered as a 'careless' man, but when it comes to his body and physique, he is a strict person who works out well. 

Priyanka Chopra

Priyanka amused her fans with a non-glamorous avatar in the 2014 hit film "Mary Kom" and she is known for doing rigorous amount of training to stay fit.

Alia Bhatt

Though the "Highway" actress has a thin body, she is a fitness freak who spends quality time to remain healthy.

Shahid Kapoor

Shahid, who also follows a strict vegetarian diet, spends a lot of time for work-outs to stay fit and healthy.

Shah Khan Khan 

In his latest box office hit film "Happy New Year", fans of Shah Rukh Khan were stunned by rigorous work-outs of the actor, who flaunted a perfect six-pack body in the film.

Sonakshi Sinha

When Sonakshi made her acting debut in Salman Khan starrer "Dabangg" in 2010, she was a chubby heroine, however, she worked out well to achieve her toned body.