Inclusion Criteria:

• * Documented informed consent from legal guardian and assent from participant as appropriate.
• * Children 8 to 17 years of age with obesity (BMI ≥ 95th percentile for age and sex) and mild asthma.
• * Participants (or parent/guardian) must have access to the internet and an approved smart device/computer.
• * Child must have a designated caregiver who expresses a commitment to encourage the participant to complete the study procedures.
• * Participant and legal guardian must speak and read English.
• * Child is currently taking prescription medicine for asthma (Any type of albuterol or inhaled steroid)

Exclusion Criteria:

• * Prior intubation for asthma
• * Current self-reported pregnancy or planning to become pregnant.
• * Have an FEV1 \< 50% of predicted at screening
• * History of lung surgery in the past two years,
• * History of pulmonary embolism in the past two years,
• * Any history of recurrent spontaneous pneumothorax, or pneumothorax in the past 12 months
• * Current undiagnosed chest pain,
• * History of inner ear surgery in the past 12 months,
• * Undiagnosed syncopal episodes in the past two years,
• * Progressive neurological or neuromuscular disorders or need for chronic O2 therapy.
• * Inability to complete baseline measurements satisfactorily according to the research coordinator's or PI's judgment.
• * Any condition in the opinion of the PI that would not allow safe conduct of study procedures (including IMR, MIP testing or step-test), such as a physical disability, recent musculoskeletal injury or illness, current and ongoing evaluation for undiagnosed cardiopulmonary or neurologic symptoms