People with kidney yin deficiency are more afraid of heat, which is manifested as soreness of waist and knees, fever of facial features, dizziness and tinnitus, insomnia and forgetfulness, night sweats in men, nocturnal emission and premature ejaculation in women, amenorrhea, constipation, red tongue with little fur and rapid pulse. Kidney yin deficiency mainly stresses nourishing yin and tonifying kidney. Eat more cold foods in the diet, such as yam, Euryale ferox, honeysuckle, mung bean, cassia seed, fish soup and so on. Eat less food that is easy to get angry. You can choose sea cucumber, medlar, turtle and tremella for nourishing.