1 Chair knee extension: Sitting in a chair, rest your foot on another chair so the knee is slightly raised. 2  Gently push the raised knee toward the floor using only leg muscles. 3  Hold for 5 - 10 seconds and release. 4  Repeat 5 times on each leg.
Hematemesis in Cats. Hematemesis, or the vomiting of blood, can affect a wide range of systems, depending on the source. The gastrointestinal system may be affected due to trauma, ulcer, inflammation, or the presence of a foreign object.
Nausea, vomiting or throwing up, and upset stomach are common and usually not serious. You should see a doctor for immediate medical treatment if: 1  blood in vomit. 2  signs of dehydration. 3  severe abdominal pain. 4  headache and stiff neck. 5  vomit for longer than 24 hours.ausea, vomiting, and/or an upset stomach are symptoms for many causes or conditions. Some possible causes of your nausea, throwing up and/or upset stomach may be: 1  giardia. 2  bulimia. 3  gastritis. 4  listeriosis. 5  hemophilia. 6  peptic ulcer.