Femur or Tibia: Sprinting Speed Impact

Maybe there is an infection in your foot. When your skin is pierced, bacteria may enter and cause swelling. The symptoms you are having such as feeling sick to your stomach (nausea), throwing up, being unable to have a bowel movement (constipation), headache, and having a high temperature could be due to the infection moving around. Quick treatment with antibiotics and other drugs from a doctor is needed so that you can get well soon. 

If you ste­p on a nail, wash the spot with soap and water right away. This cleans the­ cut. Then put a new bandage on it. Che­ck the cut every day. Look for signs of infe­ction. That can mean redness, fe­eling hot, or pus coming out. If you see those­ things, go to the doctor fast. They can give you me­dicine to keep the­ infection from getting worse.

The knee pain on the outer side might be from some trauma or strain. The hurting of the neck and the spinal cord can be from bad posturing and muscle tension. You need to let that affected region recover, apply ice to the area, and do light stretching with the injured or painful part. Always keep your posture in the right way and make more decisions to reach out to a physiotherapist as a part of your strategy to get better quicker.

Muscle knots are usually caused by stress. Stress & tension later develops in the form of muscle tightness and discomfort called muscle spasms.
Regarding your slightly high lymphocyte count, if your doctors have reassured you that it is not a cause for concern, it's generally best to trust their expertise. Minor variations in blood cell counts can occur without indicating a serious health issue.

Osteoarthritis is a condition that can cause pain and stiffness in your joints. The tissues that cushion your joints wear away, leading to this problem. Sometimes it may be due to old age, an injury, or obesity. You can do low-impact exercises such as walking or swimming to relieve the pain. Alternatively, apply ice packs or use heating pads on the affected area. Furthermore, purchasing footwear with proper arch support may also alleviate discomfort.