What do I need (stamina, stamina, muscle, better breathing, etc.)

Statistics:Height – 170 cm / 5’7″Weight – 52 kg / 115 lbsAge 32Yesterday’s education HR statistics: https://imgur.com/a/Yq2Yvxm?s and https://imgur.com/a/X78dxSl?s — I have been training Muay Thai since March and am currently doing up to 5+ hours of MT (3 days) per week in addition to 2 days of bodyweight/band strength training and 1 day of …