The "sprinter gene" is the most oversold result in consumer genetics.
Why this topic Strength training went mainstream at the same time as running.
Counted in Europe PMC, where the title or abstract names both this topic and that rsID. The number is papers, not evidence of a cause.
ACTN3
Muscle fiber type ("sprinter gene")
36 papers →BDNF
Smoking behavior
27 papers →FTO
Obesity
15 papers →FTO
Type 2 diabetes
10 papers →MTHFR
Folate metabolism (MTHFR C677T)
7 papers →ALDH2
Alcohol flush reaction
7 papers →HFE
Iron overload risk (HFE H63D)
5 papers →GC
Vitamin D levels
5 papers →OPRM1
Opioid receptor sensitivity
4 papers →APOA5
Triglyceride levels
4 papers →FTO
Obesity-related traits
4 papers →MCM6 / LCT
Lactose tolerance
3 papers →GNPDA2
Obesity
2 papers →ADH1B
Alcohol metabolism speed
2 papers →TRIB1
Triglycerides
2 papers →CETP
HDL cholesterol
2 papers →ETFDH
Metabolite levels
2 papers →TAS2R38
Bitter taste perception (TAS2R38 position 296)
1 paper →CHRNA3
Smoking behavior
1 paper →FTO
Obesity
1 paper →ATP2B1
Blood pressure
1 paper →ICAM1
Soluble ICAM-1
1 paper →MTHFR
Folate metabolism (MTHFR A1298C)
1 paper →ABCA1
HDL cholesterol
1 paper →DAP
Ulcerative colitis
1 paper →NEGR1
Obesity
1 paper →G6PC2
Fasting plasma glucose
1 paper →F5
Blood clotting risk (Factor V Leiden)
1 paper →DUSP10
Colorectal cancer
1 paper →TAS2R38
Bitter taste perception (PTC/PROP tasting)
1 paper →ZBTB40
Bone mineral density (spine)
1 paper →CYP1A2
Caffeine metabolism
1 paper →IL29
Chronic hepatitis C infection
1 paper →ZNF259
Triglyceride levels
1 paper →TFAP2B
Adiposity
1 paper →Europe PMC, title and abstract only, searched for “muscle fiber type”, “physical activity”, “athletic performance”, “exercise capacity” alongside each published rsID. Full text was not counted: it returns every paper with an rsID buried in a supplementary table. Recounted monthly.