I am always looking for new exercises and technical warm-ups to include in my daily practice routine, so I decided to try the 28-day challenge of isotonic and isometric exercises as discussed in last month’s article by Ian Howell: Vocal Technique: Boring Exercises That Will Make You a Better Singer. Over the past four weeks, I have noticed an improvement in my breath control, developed a greater sense of my intercostal muscles and the role they play in breathing for singing, and have strengthened the lower part of my range (B3-D4)…