These estimates vary by population, follow-up, and ascertainment
Some studies show a small increase in resting metabolic rate, possibly mediated by improved insulin sensitivity and reduced lipotoxicity in tissues
Maguire EA, Gadian DG, Johnsrude IS, Good CD, Ashburner J, Frackowiak RS et al (2000)
The ability to recover from muscle injuries also diminishes with age
TB-500 is studied for regulation of actin dynamics and cell movement, while BPC-157 and KPV are examined in cellular recovery and inflammation-related research models
Hormonal Issues : Certain hormonal conditions, particularly those involving the adrenal glands can cause the skin and lips to turn darker