Previous studies have revealed a link between hot tea drinking and risk of esophageal cancer, but until now, no study has examined this association using prospectively and objectively measured tea drinking temperature. A new International Journal of Cancer study achieved this by following 50,045 individuals aged 40 to 75 years for a median of 10 years.
source https://www.lifetechnology.com/blogs/life-technology-news-blog/drinking-hot-tea-linked-with-elevated-risk-of-esophageal-cancer