What causes knee soreness?

The knee may refer to the knee joint. Knee soreness could be caused by factors such as overexertion, cold exposure, osteoarthritis, meniscus injury, or rheumatoid arthritis. It is recommended to seek medical attention promptly, identify the underlying cause, and receive symptomatic treatment under the guidance of a qualified physician. Specific analyses are as follows:

1. Overexertion: Prolonged standing or walking can easily lead to fatigue in the muscles surrounding the knee joint, resulting in the accumulation of acidic metabolic substances such as lactic acid, which may trigger the aforementioned symptoms. It is advisable to rest appropriately or apply local massage or heat therapy to the affected area, which helps improve blood circulation and lactic acid metabolism, thereby relieving knee soreness.

2. Cold Exposure: When the weather turns cold or the knee joint is exposed to cold stimuli, local blood circulation may be impaired. This can lead to insufficient blood supply to the muscles around the knee joint, causing the symptoms described above. It is recommended to enhance warmth protection for the knee area, such as wearing long pants or using knee pads, to reduce the impact of cold exposure on the knee joint.

3. Osteoarthritis: This condition may be associated with aging, joint wear and tear, and other factors. When osteoarthritis affects the knee joint, it may cause soreness and pain due to cartilage degeneration, possibly accompanied by swelling. Patients are advised to take medications such as Glucosamine Hydrochloride Tablets, Gukang Capsules, or Glucosamine Sulfate Tablets as prescribed by a doctor.

4. Meniscus Injury: The meniscus is a structure within the knee joint. When injured, it may compromise the stability of the knee joint, leading to the aforementioned symptoms, potentially accompanied by local redness and swelling. Patients should follow medical advice to use medications such as Celecoxib Capsules, Shujin Huoxue Tablets, or Diclofenac Sodium Sustained-Release Tablets for treatment.

5. Rheumatoid Arthritis: This may be related to genetic factors, pathogen infections, and other causes. The main symptoms include joint pain, swelling, and stiffness. When the knee joint is affected, it may result in knee soreness and discomfort. Patients are advised to use medications such as Qingpeng Ointment, Diclofenac Sodium Sustained-Release Tablets, or Methylprednisolone Tablets under a doctor’s supervision to alleviate symptoms.

In daily life, patients are encouraged to maintain a light diet, drink plenty of warm water, ensure proper local warmth, wear loose and breathable clothing, and consume nutrient-rich foods such as pig's trotters or bone-in pork ribs, which may support recovery from the condition.