As temperatures rise, many people experience digestive issues such as bloating, acidity and loss of appetite. Excessive sweating and poor hydration increase the risk of constipation and stomach discomfort.According to a 2021 research, heat stress can impair the intestinal barrier (a multi-layered system that allows the absorption of essential nutrients and water while blocking harmful substances), increasing the risk of gut inflammation and digestive discomfort. Another research published in the International Journal of Epidemiology links rising temperatures to a higher incidence of diarrhoeal illnesses.Eating for a healthy gutDoctors recommend eating light, hydrating and probiotic-rich foods in the summer for maintaining a healthy level of gut microbiome and for smooth digestion. Following are some of the best summer foods for gut health:Curd and buttermilkAs temperatures soar, most people tend to naturally crave curd. Besides helping your body stay cool, probiotics present in curd and buttermilk (chhaas) also support the growth of beneficial gut bacteria.Seasonal fruitsSeasonal fruits like muskmelon and watermelon help prevent dehydration and are also gentle on the digestive system. You should also include fibre-rich fruits like bananas as they help prevent constipation and also soothe acidity.CucumbersOwing to their high water content and fibre, you can add cucumbers to daily salads during summers to support hydration and digestion.Whole grainsWhole grains like brown rice and oats support regular bowel movements and overall gut health.Fermented foodsIn addition to curd, fermented foods such as home-made pickles and kanji can further boost your digestion. However, fermented foods should be consumed in moderation.Simple habits to support digestionAlong with eating gut-friendly foods, experts further recommend following habits to support gut health during summers:Drinking enough water throughout the dayEating meals at regular timesLimiting fried and overly spicy foodsAvoiding overeatingStaying physically activeGut health often reflects our everyday habits. Including seasonal fruits such as melons, bananas and cucumbers; whole grains and curd in your diet can help reduce bloating and keep you hydrated and also help you in keeping your digestion on track during the summer.