He gave his first on-record update in an NBA-posted TikTok, calling rehab “tedious” and confirming he is working six days a week. Tatum said the initial six weeks after surgery were the toughest stretch of his life. He is now out of a walking boot and was recently seen moving on his own at a New England Patriots practice. Boston has provided no return window, noting typical Achilles recoveries span around a year, as outside optimism from relatives pegs an eight- to nine-month target. The Celtics have reshaped the roster for the coming season, with Jrue Holiday and Kristaps Porziņģis no longer on the team.