以下是一些被认为适合治疗抑郁症的英文歌曲：

"Heal the World" by Michael Jackson

"Firework" by Katy Perry

"Stronger （What Doesn't Kill You）" by Kelly Clarkson

"Sparks" by Coldplay

"Scientist" by Coldplay

"Trouble" by Coldplay

"Mysteries" by Beth Gibbons

"My Last Serenade" by Joey Moe

"Untitled" by Simple Plan

"We Didn't Move a Muscle" by ANT

"Everything Will Flow" by Suede

"If Everyone Cared" by Nickelback

"only Love" by Trademark

"My Prayer" by Devotion

"Cheating" by Joey Moe

"With Him" by Babyface

"Seven Seas" by Babyface

"Fix You" by Coldplay

"You Are My Sunshine"

"See you again"

这些歌曲以其不同的旋律和歌词，为抑郁症患者提供了情感上的慰藉和支持。建议根据个人喜好和情感需求选择合适的歌曲进行聆听。