The Delhi-based Indraprastha Apollo Hospital gastroenterologist says he starts with two glasses of cool water, prefers indoor exercise and eats dinner by about 7:30pm.
He recommends light meals such as curd, muesli, eggs, cucumber and papaya, while avoiding greasy, spicy or very hot foods and limiting caffeine to reduce dehydration.
Khanna says summer heat can disrupt gut bacteria, enzyme activity and blood flow, making simple routines around hydration, electrolytes, sleep and meal timing important for easing bloating, acidity and nausea.
Beyond personal habits, are modern food systems making summer gut health an unwinnable battle?
As heatwaves intensify, how will our gut microbiomes adapt to a permanently warming planet?
Can popular probiotic supplements survive and function inside our bodies during extreme summer heat?