Doug Martin Entering 'Treatment Facility' ... I Need Help

Tampa Bay Bucs running back Doug Martin just announced he's entering a treatment facility after violating the league's drug policy.

Martin just issued a statement saying, "I was notified last week of a four-game suspension for violating the league's drug policy. "

The 27-year-old did not reveal which substance he tested positive for.

"My initial instinct was to appeal the suspension and finish the season with my teammates. However, after numerous discussions with people close to me -- including Coach Koetter -- I am starting the suspension immediately so I can enter a treatment facility and receive the help I truly need."

"On the field, I must be strong and determined to push through both pain…