Below is the graph of how your testosterone shifts through out the day. Highest being in the early morning and lowest being at night. Testosterone makes you more competitive and creates drive, ask your self whether you'd work better with higher testosterone or lower:

There's an 80 year man in China who is ripped as fuck, completely natural, and he says his number secret is this: - EAT MORE THAN 6 EGGS EVERY SINGLE DAY Obviously you have to workout and do all the rest but this shit is not talked about enough: https://www.instagram.com/gymmotivation/reel/C-sN06Yy_Tb/?hl=en

1. SLEEP LATE AND HAVE POOR SLEEP (-15% = 85% Testosterone): University of Chicago ran a protocol on 28 men where a decrease to 5 hours of sleep for a week saw a 15% decrease in testosterone 2. EAT HIGH-FAT AND SUGAR FOOD e.g. McDonald's, Junk Food etc (-25% Testosterone = 60%): Eating a high-fat fast-food meal can reduce testosterone levels by 25% within an hour of ingestion in overweight and obese men, Australian research shows.8 3. DON'T SPRINT (-26% Testosterone = 34%): Sprinting regularly shows that you'll increase your testosterone, libido, work ethic and overall health.