"I go in for a CAT scan to see if my new protocol is shrinking the tumor,” he wrote. “Turns out it’s working beautifully. The thing has drastically shrunk.”
He added that he "came home elated with the news."
The 71-year-old True Grit star, who unveiled a shaved head in December, then recalled the rest of his day. "I turn on the TV to find out what's going on in the world, and... well... I don't have to tell you what's goin' on. To see our country attacking itself broke my heart," he admitted. "A question rose in me — what's an individual to do in a situation like this?
"My mentor, Rozzell Sykes, came to mind," he shared. "His mantra was BE LOVE. Aaaa... yeah... that's my path."
The actor is obviously embracing a positive attitude during his health battle, which he revealed to fans in late October. "Although it is a serious disease, I feel fortunate that I have a great team of doctors and the prognosis is good," he explained. "I'm starting treatment and will keep you posted on my recovery."
According to an OK! source, Bridges is determined to live his life to the fullest while fighting, and he has full support from his wife Susan and the rest of their family.
"Jeff's reminding them that our time here is so precious, and he's a very spiritual person who believes staying positive is all part of the healing process," said the source. "Plus, he and Susan have been through a lot, and they see this as another setback they'll get through together."
"Jeff respects Western medicine and doctors, but he's also been doing some chanting and spiritual stuff," noted the source. "He's into Zen philosophy and Buddhism, so this has been a time for reflection for him."