How light is too light to build muscle? By Aali Qureshi, founder of Deadly Company · Published October 24, 2026 · Updated October 31, 2026 Short answer: There is a floor: around 30% of your one-rep max, light loads trained hard build muscle comparably to heavy ones. Drop toward 20% and one trial found roughly […]

Is lifting light weights easier than lifting heavy? By Aali Qureshi, founder of Deadly Company · Published October 24, 2026 · Updated October 31, 2026 Short answer: No. In a 2021 re-examination, light-load training taken to failure produced more discomfort, displeasure, and perceived exertion than moderate-to-heavy training. Light weights make starting easier (at home, on […]

How many sets a week does it take to build or protect muscle? By Aali Qureshi, founder of Deadly Company · Published October 24, 2026 · Updated October 31, 2026 About ten hard sets per muscle per week is the best-supported benchmark, but the research describes a slope, not a switch: in a 2017 analysis, […]

What is blood flow restriction training — and is it safe? By Aali Qureshi, founder of Deadly Company · Published October 24, 2026 · Updated October 31, 2026 Published: October 24, 2026 Updated: October 24, 2026 Blood flow restriction (BFR) training means lifting light weights, 20–30% of your one-rep max, while a cuff partially restricts […]

Do you need to lift heavy on Ozempic to keep your muscle? By Aali Qureshi, founder of Deadly Company · Published October 24, 2026 · Updated October 31, 2026 No. Clinicians advising GLP-1 patients in 2025 say the training that protects muscle doesn’t have to be maximal: lighter weights worked for 20–25 hard repetitions preserve […]

Why didn’t anyone warn women on GLP-1s about muscle loss? By Aali Qureshi, founder of Deadly Company · Published October 24, 2026 · Updated October 31, 2026 Because the warning system was never built for the people taking these drugs. Roughly 60% of GLP-1 users are women, yet two-thirds of women say no doctor or […]

Can you build muscle at home with light dumbbells? By Aali Qureshi, founder of Deadly Company · Published October 24, 2026 · Updated October 31, 2026 Yes, if three conditions are met: the dumbbells clear a floor of roughly 30% of your max, a weight that makes 15–30 repetitions hard; the sets end close to […]

Why don’t light-weight toning classes build muscle? By Aali Qureshi, founder of Deadly Company · Published October 24, 2026 · Updated October 31, 2026 Because muscle grows on effort and progression, not heavy weight — and toning classes avoid both: 800–1,200 reps per class at loads picked by feel, routines fixed for a season, almost […]

GLP-1 muscle programs, checked against the research: what actually works? By Aali Qureshi, founder of Deadly Company · Published October 24, 2026 · Updated October 31, 2026 Short answer: A GLP-1 muscle program works only if it publishes five conditions: real load, effort near failure, progression on a rule, a protein target of 1.2–1.6g per […]

Collagen is not muscle protein: what GLP-1 users get wrong about collagen peptides By Aali Qureshi, founder of Deadly Company · Published October 24, 2026 · Updated October 31, 2026 Short answer: Collagen peptides are an incomplete protein for muscle: a typical serving carries only ~3.3g of essential amino acids per 20g, roughly half a […]