Light weight training helps older people move better by making it easier to stand up from a chair and walk faster after doing it twice a week for three months.

This claim says that light weight training doesn't really help older adults get bigger muscles, move faster, or get up and go quicker after doing it twice a week for 12 weeks.

Lifting weights or doing strength exercises helps healthy adults walk faster, stay balanced, get up from a chair more easily, and move around better compared to not exercising at all.

For older adults doing light weight training, pushing muscles to complete exhaustion doesn't give extra benefits like more strength or muscle growth compared to stopping before exhaustion, since both ways work about the same after 12 weeks.

Doing strength and cardio exercises at home for 13 weeks helps older adults (65–85) get stronger in their legs and move better, whether or not they're taking a drug called sirolimus.

Older adults doing light weight lifting twice a week for 12 weeks can get about 20% stronger, even if they don't push themselves to their absolute limit every time.