What's an aggressive skin tone/tightening for menopausal 55 year old athletic woman with complicated past health issues? (photo)

Woman age 55, new skin tightening options that REALLY work? had breast cancer age 40 & later localized reoccurrences. chemo twice, radiation, hormone therapy , bilateral mastectomies & SGAP reconstruction. very athletic & never overweight. estrogen limited since age 40 due to BC. was made chemically menopausal @reoccurrence age 49. huge deterioration of muscle tone despite supplementing heavily & very consistent workouts. Can’t have HGH or estrogen. photo is indicative of entire body