According to Chinese medicine, summer heat is a yang evil, which consumes qi and hurts yin, and summer heat is mostly accompanied by dampness. Qi and Yin deficiency and summer dampness are the most common reasons why the body feels tired in summer. And the two often exist at the same time. How to relieve these symptoms? 1.Qi and Yin deficiency: fullness in stomach and epigastrium, especially after eating, loss of appetite, pale face, disturbed heart, or nausea and vomiting, dry mouth and throat, fatigue, dizziness and lack of limbs, heat in hands and feet, light yellow urine, dry stool; red tongue, little coating, with tooth marks on the side, and fine pulse. Food therapy: American ginseng, northern ginseng, prince’s ginseng, powdered kudzu, maitake, lily, snow pear, grapes, orange, etc. 2, summer dampness trapped: general fatigue and tiredness, thin body, diet, mental drowsiness, lazy speech, stool disorder, or internal heat can not be dispersed and boredom, yellow urine red, white or slightly yellowish greasy tongue coating as the main clinical manifestations. Food therapy: (1) partial spleen deficiency wet very: poria, lentils, coix seeds, lotus seeds, gorgonian, yam, adzuki beans, winter melon, bean sprouts; (2) summer heat very: Yin Chen, honeysuckle, rhizome, plantain, chrysanthemum, various melons: watermelon, bitter melon, loofah.