Please select the eligibility criteria that correspond to the clinical trial below.
Title: High Intensity Interval Training for thE Rehabilitation of Geriatric Patients - a Feasibility Pilot studY.
Brief Summary: This is a pilot study for evaluating the feasibility of using High Intensity Interval Training in geriatric hospitalized patients compared to the standard current rehabilitation practice.


Options:
A: Inclusion Criteria:

* Patients aged 65 years and older hospitalized for rehabilitation after an acute medical condition
* Expected duration of the rehabilitation ≥ 2 weeks
* Ability to follow instructions to perform a Timed up and Go Test
* Ability to perform exercises
* Willing to participate in 4 sessions of HIIT per week for 2 weeks

Exclusion Criteria:

* Any acute condition with tachycardia, hypotension or fever.
* Abnormal cycle ergometer stress test with
* significant ECG modification
* decrease of more than 20 mmHg of the blood pressure with exercise
* angina
* ST depression at a workload \<6 METs
* Inability to reach an intensity of 15/20 in the Borg's scale of perceived exertion
* Any unresolved acute medical or surgical condition of the following kind:
* acute heart failure
* acute coronary syndrome \< 1 month
* strole \< 1 month
* active pericarditis / myocarditis / endocarditis
* thromboembolic disease with \< 2 weeks of anticoagulation
* acute infection requiring intravenous treatment
* ongoing intravenous perfusion
* surgery \< 2 months
* recent bone fracture
* Previous episode of primary cardiac arrest (ie, cardiac arrest that did not occur in the presence of an acute myocardial infarction or during a cardiac procedure).
* Severe heart failure (NYHA III and IV)
* Severe stenotic or regurgitant valvular disease
* Uncontrolled hypertension at rest (SBP≥160mmHg, DBP≥100mmHg)
* Uncontrolled dysrhythmia
* Non-sustained ventricular tachycardia with exercise
* Implanted defibrillator
* Obstructive cardiomyopathy
* Resting HR \> 100/min
* Severe peripheral artery disease
* Severe COPD (VEMS \< 50%)
* Exercise-induced asthma
* Oxygen dependency
* Muscular-skeletal anomaly that may limit exercise participation
* Delirium
* Inability to follow instructions
* Inability to consent
B: Inclusion Criteria:

1. Age greater or equal to 65 years;
2. Admitted to the Birmingham VAMC for a medical condition

Exclusion Criteria:

1. Delirious based on positive Confusion Assessment Method (CAM);
2. Mini-Cognitive Assessment score indicating dementia;
3. Inability to ambulate 2 weeks prior to admission;
4. Having a medical diagnosis deemed by the primary physician to be a contraindication to ambulation;
5. patient with an imminently terminal illness; and
6. Non-English speaking
C: Inclusion Criteria:

* Clinical diagnosis of pneumonia
* Must be able to walk
* Time less than 48 hours of hospitalization
* Age above 18 years
* Conscious and oriented
* Hemodynamically stable

Exclusion Criteria:

* Patients with other respiratory diseases
* Osteoarticular or cognitive disorders
* Patients who refuse to participate or complete the procedures
D: Inclusion Criteria:

* medical patients
* anticipated length of stay greater than 2 days
* planned for discharge home
* mobility aid and /or assistance required on admission

Exclusion Criteria:

* contraindications to exercise
* unable to follow commands in the English language
* unable to exercise with the assistance of one person only
* when active palliative care is required
* when full isolation for containment of a contagious infection is required

Answer: A