1. Healthcare is undervalued despite being the top sector for earnings growth, making it an attractive investment with solid fundamentals and the potential for explosive returns in 2025. 2. Investing in healthcare ETFs or individual undervalued healthcare stocks can capitalize on the sector's recovery and expected double-digit growth through 2026. 3. Screening for blue-chip healthcare stocks with solid fundamentals and fair valuations can yield superior returns, including these five coiled spring blue chips.