Man with Down Syndrome exercising in a gym

home fitness exercise healthy caucasian workout man strength strong gym portrait sitting usa disabled independent photography exercising lifestyles disability massachusetts side view north america looking at camera exercise equipment one person indoors vertical young men boy relaxation 20s color image only men full length young adult one man only caucasian appearance developmental fitness club down syndrome trisomy 21 one young man only 25 29 years exercise machine genetic disorder ds north andover dns healthy club