Services promising scientifically tailored supplements or advice abound. Experts say their claims are largely unfounded, although some solid evidence is beginning to emerge.
Services promising scientifically tailored supplements or advice abound. Experts say their claims are largely unfounded, although some solid evidence is beginning to emerge.
Services promising scientifically tailored supplements or advice abound. Experts say their claims are largely unfounded, although some solid evidence is beginning to emerge.
Chips used by some direct-to-consumer genetic testing firms display a false positive rate of upwards of 85 percent when screening for rare variants, a new study finds.
Direct-to-consumer neurotechnologies using EEG or tDCS are becoming increasingly popular, but some scientists are concerned about the lack of evidence for efficacy.