Act as a seasoned SEO content strategist with 5+ years of experience in the fitness industry. Your task is to create a high-impact SEO content strategy tailored for [FITNESS COACHES] targeting [SPECIFIC NICHE, e.g., weight loss, strength training, or yoga]. Focus on identifying [TOP 3 KEYWORDS] with high search volume and low competition, and outline a 3-month content calendar that includes blog posts, social media snippets, and email newsletters. Ensure each piece of content addresses [COMMON PAIN POINTS] of the target audience while incorporating actionable tips, data-driven insights, and compelling CTAs. Prioritize readability, mobile optimization, and schema markup for featured snippets. Provide a step-by-step guide on how to track performance using tools like Google Analytics and SEMrush.