Animal testing is a hot button issue with a multitude of opinions on each side. Itâs an industry where there are entire companies dedicated to the breeding of animals used for experimental purposes. You can order whatever sort of beagle, rat, pig or mouse (to mention a few) that your laboratory wants to test on.nimal testing is a hot button issue with a multitude of opinions on each side. Itâs an industry in which there are entire companies dedicated to the breeding of animals used for experimental purposes.
Hormonal imbalance is a common cause of black inner thighs to some women. You can easily tell that the cause is hormonal imbalance if they darken during some stages when there is a lot of hormonal changes such as during your monthly cycles, lactation or pregnancy.
If you are not sure what your injury is why not try our symptom checker. Or select from the options below. Most common. The most common injuries and causes of pain in the thigh are hamstring strains (back of the thigh) and quadriceps strains (front of the thigh). The hamstring strain is the most common muscular injury in sport and often reoccurs (re-injury).