Polysaccharide: Summer's "Golden" Tonic, Nourishing the "Original Source"In the sweltering heat of summer, yang energy is abundant, making many people susceptible to kidney yin deficiency. High-purine foods like beer and grilled skewers further burden the kidneys...

Here's the translated text, aiming to capture the conversational style and flow of the original: "Take It Easy on Exercise After 50!" The Unknown Truths About MovementIntroduction:"You know, Old Wang, after turning 50, you have to be careful with certain exercises," Dr. Lee, a doctor, said casually, as if talking about the weather...

Lao Li is an elderly teacher,Born to be activeWhen I was young, I participated in sports such as running, playing ball games, and swimming all year round, and my health was always good.However, as he grew older, Lao Li'sjointStarting to have problems, just taking a few steps outside feels likeKnee pain unbearable The doctor told him that hisjointOld Li remembered when he was a child, a rare bucket of chicken bone soup at home had become a great way for the whole family to supplement calcium...