Vì sao 1 số người bị ợ nóng, nổi mụn, nhiệt miệng sau khi ăn thực phẩm?

<div> <p><img alt="" src="https://khds.1cdn.vn/2020/10/30/media-suckhoedoisong-vn_ace21.png" /></p> <p><img alt="" src="https://khds.1cdn.vn/2020/10/30/media-suckhoedoisong-vn_ace22.png" /></p> <p><img alt="" src="https://khds.1cdn.vn/2020/10/30/media-suckhoedoisong-vn_ace23.png" /></p> <p><img alt="" src="https://khds.1cdn.vn/2020/10/30/media-suckhoedoisong-vn_ace24.png" /></p> <p><img alt="" src="https://khds.1cdn.vn/2020/10/30/media-suckhoedoisong-vn_ace25.png" /></p> <p><img alt="" src="https://khds.1cdn.vn/2020/10/30/media-suckhoedoisong-vn_ace26.png" /></p> <p><img alt="" src="https://khds.1cdn.vn/2020/10/30/media-suckhoedoisong-vn_7_1.png" /></p> <p><img alt="" src="https://khds.1cdn.vn/2020/10/30/media-suckhoedoisong-vn_ace28.png" /></p> <p><img alt="" src="https://khds.1cdn.vn/2020/10/30/media-suckhoedoisong-vn_ace29.png" /></p> </div> <p>&nbsp;</p>