ドクター・マイクさんのインスタグラム写真 - (ドクター・マイクInstagram)「Masks definitely make workouts harder so make sure you don’t over exert yourself! Research indicates that wearing a mask (during exercise) can increase your ❤️ rate by up to 10 bpm, so adjust your intensity accordingly. Also, know that wearing a mask at rest has no effect on your breathing or oxygen status, so keep wearing those masks (especially indoors). If you have any mask related questions, ask below! 😷🥊💪🏼 #mask #covid19 #gymlife」9月16日 4時11分