Amazon Quiz Ans) What age do adults start to loose muscle? Amazon Quiz Answer By mindzoffer - July 23, 2022 0 49 What age do adults start to loose muscle? Amazon Ensure Quiz Answers Today Win Rs.5000. This Contest will commence on 23rd July 2022 from 01:00:00 p.m. to 5th August 2022 11:59:59 p.m. Follow on Telegram. Follow Telegram Channel Question: What age do adults start to loose muscle? A. 20 B. 40 C. 55 D. 65 Show Answer The Correct Answer Is – B. 40