I think we should try to maintain both physical and mental health during this coronavirus situation.
This coronavirus situation has been going on for more than a year now, so we have to look after ourselves mentally as well as physically.
1)’ コロナ禍での生活では身体的な健康だけでなく精神面の健康とのバランスを保つことが大事だと思う‘
maintain ~を保つ
both ~のどちらも
physical and mental 身体的にも精神的にも
during ~の間
2)’このコロナ禍の状況はもう一年以上続いていて私たちは精神的にも身体的にもケアを怠らないようにしないといけない‘
look after ケアをする、世話をする
as well as ~だけでなく〜も
the balance between mental health and safety from infection
・the balance between mental health and safety from infection
mental health は「精神的な健康」、
safety from infection は「感染から身を守る安全」です。
例文:
I often think about the balance between mental health and safety from infection.
精神的な健康と感染から身を守る安全のバランスについて、よく考えます。
日本 
アメリカ合衆国 
