Please assess the completion status of the following clinical trial:

Trial Title: Facemask Use During High-intensity Interval Exercise in Temperate and Hot Environments

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: SEQUENTIAL
- Observational Model: None
- Primary Purpose: HEALTH_SERVICES_RESEARCH
- Time Perspective: None
- Masking: NONE
- Phase: None
- Number of Arms: 4.0

Eligibility Criteria:
Inclusion Criteria:~* 18 years of age or older and, are able to both speak and read in English.~* Physically active and used to high-intensity exercise.~* No known serious medical conditions.~Exclusion Criteria:~* Vulnerable populations such as children, minors, pregnant women, and intellectually challenged individuals.~* Those with cardiovascular, renal, metabolic, or chronic respiratory disease, smokers or those who have quit smoking less than 6 months ago, and those who use an inhaler to control for exercise-induced asthma.~* In addition, exclusion criteria include participants who show any signs or symptoms of COVID-19 and have had exposure to anyone with COVID-19 symptoms or any person that has tested positive for COVID-19.

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: None
- Healthy Volunteers: t

Study Arms:
- No mask temperate (Type: ACTIVE_COMPARATOR): Participant exercised in room temperature environment not wearing a surgical face mask
- Mask temperate (Type: EXPERIMENTAL): Participant exercised in room temperature environment while wearing a surgical face mask
- No mask hot (Type: ACTIVE_COMPARATOR): Participant exercised in a hot environmental temperature not wearing a surgical face mask
- Mask hot (Type: EXPERIMENTAL): Participant exercised in a hot environmental temperature while wearing a surgical face mask

Based on this trial design, predict the completion outcome and termination type (if applicable).