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.
1 If the vomit is bloody or accompanied by loss of appetite, lethargy, or diarrhea. 2  If vomiting persists for over 24 hours. 3  If vomiting is chronic, i.e. continues off and on for more than 1-2 weeks. 4  If your cat is vomiting persistently and is either very young, very old, or in otherwise frail health.